<SEC-DOCUMENT>0001193125-15-263627.txt : 20150727
<SEC-HEADER>0001193125-15-263627.hdr.sgml : 20150727
<ACCEPTANCE-DATETIME>20150727112033
ACCESSION NUMBER:		0001193125-15-263627
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20150724
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20150727
DATE AS OF CHANGE:		20150727

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNITIL CORP
		CENTRAL INDEX KEY:			0000755001
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				020381573
		STATE OF INCORPORATION:			NH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08858
		FILM NUMBER:		151006413

	BUSINESS ADDRESS:	
		STREET 1:		6 LIBERTY LANE WEST
		CITY:			HAMPTON
		STATE:			NH
		ZIP:			03842
		BUSINESS PHONE:		6037736504

	MAIL ADDRESS:	
		STREET 1:		6 LIBERTY LANE WEST
		CITY:			HAMPTON
		STATE:			NH
		ZIP:			03842
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d20784d8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
<HTML><HEAD>
<TITLE>Form 8-K</TITLE>
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 <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P>
<P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="margin-top:4pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>UNITED STATES </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>SECURITIES AND EXCHANGE COMMISSION </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Washington, D.C. 20549 </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:18pt; font-family:Times New Roman" ALIGN="center"><B>FORM 8-K
</B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>CURRENT REPORT </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Pursuant
to Section&nbsp;13 or 15(d) </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>of the Securities Exchange Act of 1934 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:12pt; font-family:Times New Roman" ALIGN="center"><B>Date of Report (Date of earliest event reported): July&nbsp;24, 2015 </B></P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center> <P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:24pt; font-family:Times New Roman" ALIGN="center"><B>UNITIL CORPORATION </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>(Exact name of registrant as specified in its charter) </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top" ALIGN="center"><B>New Hampshire</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>1-8858</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>02-0381573</B></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(State or other jurisdiction</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>of incorporation)</B></P></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Commission</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>File Number)</B></P></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(IRS Employer</B></P>
<P STYLE="margin-top:0pt; margin-bottom:1pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>Identification No.)</B></P></TD></TR>
</TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top" ALIGN="center"><B>6 Liberty Lane West, Hampton, New Hampshire</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>03842-1720</B></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:8pt">
<TD VALIGN="top" ALIGN="center"><B>(Address of principal executive offices)</B></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top" ALIGN="center"><B>(Zip Code)</B></TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>Registrant&#146;s telephone number, including area code: (603)&nbsp;772-0775 </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>N/A </B></P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:8pt; font-family:Times New Roman" ALIGN="center"><B>(Former name or
former address, if changed since last report) </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><center>
<P STYLE="line-height:6.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000;width:21%">&nbsp;</P></center> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Check the appropriate box below
if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) </TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) </TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) </TD></TR></TABLE> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="4%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) </TD></TR></TABLE> <P STYLE="font-size:10pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:0pt;border-bottom:1px solid #000000">&nbsp;</P> <P STYLE="line-height:3.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000">&nbsp;</P>

<p Style='page-break-before:always'>
<HR  SIZE="3" style="COLOR:#999999" WIDTH="100%" ALIGN="CENTER">

 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Item&nbsp;1.01 Entry into a Material Definitive Agreement </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">On July&nbsp;24, 2015, Unitil Corporation (the &#147;<U>Company</U>&#148;) entered into the First Amendment to Amended and Restated Credit Agreement (the
&#147;<U>Amended Credit Agreement</U>&#148;) by and among the Company and the following parties (the &#147;<U>Lenders</U>&#148;): Bank of America, N.A. (as administrative agent, letter of credit issuer and a lender); Citizens Bank, N.A. (as
syndication agent and a lender); and TD Bank, N.A. (as a lender). </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The Amended Credit Agreement amends that certain Amended and Restated Credit Agreement
dated as of October&nbsp;4, 2013 (as amended, the &#147;<U>Credit Agreement</U>&#148;) by and among the Company and the Lenders by, among other things: </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="5%">&nbsp;</TD>
<TD WIDTH="2%" VALIGN="top" ALIGN="left">&#149;</TD>
<TD WIDTH="1%" VALIGN="top">&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">extending the scheduled termination date of the Credit Agreement to October&nbsp;4, 2020 (and all amounts then outstanding under the Credit Agreement will be due and payable on such date); </TD></TR></TABLE>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="5%">&nbsp;</TD>
<TD WIDTH="2%" VALIGN="top" ALIGN="left">&#149;</TD>
<TD WIDTH="1%" VALIGN="top">&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">reducing the daily fluctuating rate of interest per annum under the Credit Agreement to equal the one-month London Interbank Offered Rate plus 1.25%; and </TD></TR></TABLE>
<P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
<TABLE STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt" BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="100%">
<TR>
<TD WIDTH="5%">&nbsp;</TD>
<TD WIDTH="2%" VALIGN="top" ALIGN="left">&#149;</TD>
<TD WIDTH="1%" VALIGN="top">&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">reducing other customary credit facility fees under the Credit Agreement. </TD></TR></TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The Amended Credit Agreement
maintains the current borrowing limit of $120 million under the Credit Agreement. All other terms and conditions of the Credit Agreement, including affirmative and negative covenants, remain substantially unchanged. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The Company and its affiliates do not have any material relationship with the Lenders, other than with respect to (i)&nbsp;the Amended Credit Agreement and
the documentation related thereto (ii)&nbsp;the Credit Agreement and the documentation related thereto and (iii)&nbsp;other customary banking matters (including the provision of depository and other cash management and banking services). </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">The foregoing description of the Amended Credit Agreement does not purport to summarize all of the provisions of the agreement and is qualified in its
entirety by reference to the full text of the agreement, which is filed herewith as Exhibit 10.1 to this Current Report on Form 8-K. </P> <P STYLE="margin-top:18pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman"><B>Item&nbsp;9.01
Financial Statements and Exhibits </B></P> <P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">(d) Exhibits </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE="border-bottom:1.00pt solid #000000; width:23.50pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">Exhibit<BR>No.</P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE="border-bottom:1.00pt solid #000000; width:37.25pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">Description</P></TD></TR>


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<TD HEIGHT="8"></TD>
<TD HEIGHT="8" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" NOWRAP>10.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top">First Amendment to Amended and Restated Credit Agreement dated as of July 24, 2015 by and among Unitil Corporation, Bank of America, N.A., and the other parties thereto.</TD></TR>
</TABLE>

<p Style='page-break-before:always'>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>SIGNATURES </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned
hereunto duly authorized. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="top" COLSPAN="3">UNITIL CORPORATION</TD></TR>
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<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
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<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Mark H. Collin</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">Mark H. Collin</TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top"></TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">Senior Vice President, Chief Financial Officer and Treasurer</TD></TR>
</TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman">Date: July&nbsp;27, 2015 </P>

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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>EXHIBIT INDEX </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE="border-bottom:1.00pt solid #000000; width:23.50pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">Exhibit<BR>No.</P></TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="bottom" NOWRAP ALIGN="center"> <P STYLE="border-bottom:1.00pt solid #000000; width:37.25pt; font-size:8pt; font-family:Times New Roman" ALIGN="center">Description</P></TD></TR>


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<TD VALIGN="top" NOWRAP>10.1</TD>
<TD VALIGN="bottom">&nbsp;&nbsp;</TD>
<TD VALIGN="top">First Amendment to Amended and Restated Credit Agreement dated as of July 24, 2015 by and among Unitil Corporation, Bank of America, N.A., and the other parties thereto.</TD></TR>
</TABLE>
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<DOCUMENT>
<TYPE>EX-10.1
<SEQUENCE>2
<FILENAME>d20784dex101.htm
<DESCRIPTION>EX-10.1
<TEXT>
<HTML><HEAD>
<TITLE>EX-10.1</TITLE>
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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><B>Exhibit 10.1 </B></P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right">Execution Version </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">FIRST AMENDMENT
TO </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">AMENDED AND RESTATED CREDIT AGREEMENT </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">This FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT dated as of July&nbsp;24, 2015 (this &#147;<U>Amendment</U>&#148;) is by and
among UNITIL CORPORATION, a New Hampshire corporation (the &#147;<U>Borrower</U>&#148;), each lender party hereto, (collectively, &#147;<U>Lenders</U>&#148; and each individually, a &#147;Lender&#148;), BANK OF AMERICA, N.A., as administrative agent
(in such capacity, the &#147;<U>Agent</U>&#148;), L/C Issuer and Lender and CITIZENS BANK, N.A., as syndication agent (in such capacity, the &#147;<U>Syndication Agent</U>&#148;) and Lender, and amends that certain Amended and Restated Credit
Agreement dated as of October&nbsp;4, 2013 (as further amended, restated, amended and restated, modified or supplemented from time to time, the &#147;<U>Credit Agreement</U>&#148;) by and among the Borrower, the lenders party thereto and Bank of
America, N.A. as administrative agent. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">WHEREAS, the Borrower has requested, and the Agent and the Lenders have agreed, to amend certain
provisions of the Credit Agreement, all on the terms and subject to the conditions set forth herein. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">NOW, THEREFORE, in consideration of
the promises and the mutual agreements contained in this Amendment and for other valuable consideration, the receipt and adequacy of which are hereby acknowledged, the Borrower, the Agent and the Lenders hereby agree as follows: </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">1. <U>Capitalized Terms</U>. Capitalized terms used herein and not defined shall have the meanings set forth in the Credit Agreement. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">2. <U>Amendments to Credit Agreement.</U> </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(a) <U>Replacement of Defined Terms</U>. Section&nbsp;1.1 of the Credit Agreement is hereby amended by deleting the definitions of the terms
set forth below and replacing them with the following new definitions: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Applicable Margin</U>&#148; means,
with respect to Eurodollar Rate Loans and Floating Rate Loans, a per annum rate equal to 1.25%, and with respect to Base Rate Loans, a per annum rate equal to 0%.&#148; </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Base Rate</U>&#148; means for any day a fluctuating rate of interest per annum equal to the highest of
(a)&nbsp;the Federal Funds Rate plus 0.50%, (b)&nbsp;the rate of interest in effect for such day as publicly announced from time to time by Bank of America as its &#147;prime rate,&#148; and (c)&nbsp;the Eurodollar Rate plus 1.00%; and if the Base
Rate shall be less than zero, such rate shall be deemed zero for purposes of this Agreement. The &#147;prime rate&#148; is a rate set by Bank of America based upon various factors including Bank of America&#146;s costs and desired return, general
economic conditions and other factors, and is used as a reference point for pricing some loans, which may be priced at, above, or below such announced rate. Any change in such prime rate announced by Bank of America shall take effect at the opening
of business on the day specified in the public announcement of such change.&#148; </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Committed Loan
Notice</U>&#148; means a notice of (a)&nbsp;a Committed Borrowing or (b)&nbsp;a continuation or conversion of Committed Loans, pursuant to Section&nbsp;2.02(a), which shall be substantially in the form of <U>Exhibit A</U> or such other form as may
be approved by the Agent (including any form on an electronic platform or electronic transmission system as shall be approved by the Agent), appropriately completed and signed by a Responsible Officer of the Borrower.&#148; </P>

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 <P STYLE="margin-top:0pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Commitment Fee Rate</U>&#148; means, a rate per annum equal to
0.175%.&#148; </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Eurodollar Rate</U>&#148; means: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">(a) for any Interest Period with respect to a Eurodollar Rate Loan, the rate per annum equal to the London Interbank Offered
Rate (&#147;<U>LIBOR</U>&#148;), or a comparable or successor rate which rate is approved by Agent, as published on the applicable Bloomberg screen page (or such other commercially available source providing such quotations as may be designated by
Agent from time to time) (in such case, the &#147;<U>LIBOR Rate</U>&#148;) at or about 11:00 a.m., London time, two (2)&nbsp;Business Days prior to the commencement of such Interest Period, for Dollar deposits (for delivery on the first day of such
Interest Period) with a term equivalent to such Interest Period; and </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">(b) for any interest calculation with respect to a
Base Rate Loan on any date, the rate per annum equal to the LIBOR Rate, at or about 11:00 a.m., London time, two (2)&nbsp;Business Days prior to such date for Dollar deposits with a term of one (1)&nbsp;month commencing that day; </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman"><U>provided</U> that (i)&nbsp;to the extent a comparable or successor rate is approved by Agent in connection herewith, the approved rate shall
be applied in a manner consistent with market practice; (<U>provided</U>, <U>further</U> that to the extent such market practice is not administratively feasible for Agent, such approved rate shall be applied in a manner as otherwise reasonably
determined by Agent) and (ii)&nbsp;if the Eurodollar Rate shall be less than zero, such rate shall be deemed zero for purposes of this Agreement.&#148; </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Responsible Officer</U>&#148; means the chief executive officer, president, chief financial officer, treasurer,
assistant treasurer or controller of a Loan Party and, solely for purposes of notices given pursuant to <U>Article II</U>, any other officer or employee of the applicable Loan Party so designated by any of the foregoing officers in a notice to Agent
or any other officer or employee of the applicable Loan Party designated in or pursuant to an agreement between the applicable Loan Party and Agent. Any document delivered hereunder that is signed by a Responsible Officer of a Loan Party shall be
conclusively presumed to have been authorized by all necessary corporate, partnership and/or other action on the part of such Loan Party and such Responsible Officer shall be conclusively presumed to have acted on behalf of such Loan Party. To the
extent requested by Agent, each Responsible Officer will provide an incumbency certificate and to the extent requested by Agent, appropriate authorization documentation, in form and substance satisfactory to Agent.&#148; </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Scheduled Termination Date</U>&#148; means October&nbsp;4, 2020.&#148; </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(b) <U>Addition of Defined Term</U>. Section&nbsp;1.1 of the Credit Agreement is hereby amended by inserting the following new definition of
&#147;<U>Notice of Loan Prepayment</U>&#148; in appropriate alphabetical order: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;&#147;<U>Notice of Loan
Prepayment</U>&#148; means a notice of prepayment with respect to a Loan, which shall be substantially in the form of <U>Exhibit A</U> or such other form as may be approved by Agent (including any form on an electronic platform or electronic
transmission system as shall be approved by the Administrative Agent), appropriately completed and signed by a Responsible Officer.&#148; </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">2 </P>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(c) <U>Amendment to Section&nbsp;2.05(a)</U>. Section&nbsp;2.05(a) of the Credit Agreement is
hereby amended and restated in its entirety, as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;(a) Borrower may, upon delivery of a Notice of Loan
Prepayment to Agent, at any time or from time to time, voluntarily prepay Committed Loans in whole or in part without premium or penalty, subject to <U>Section&nbsp;3.05</U>; <U>provided</U> that (i)&nbsp;with respect to Eurodollar Rate Loans,
(x)&nbsp;such Notice of Loan Prepayment must be received by Agent not later than 11:00 a.m. three Business Days prior to any date of prepayment of Eurodollar Rate Loans and (ii)&nbsp;any prepayment of Eurodollar Rate Loans shall be in a principal
amount of $2,000,000 or a whole multiple of $500,000 in excess thereof (or if less, the entire principal amount thereof then outstanding), and (ii)&nbsp;with respect to Floating Rate Loans and Base Rate Loans, (x)&nbsp;such Notice of Loan Prepayment
must be received by Agent not later than 11:00 a.m. on the date of prepayment (provided the same is a Business Day) and (y)&nbsp;any prepayment of Floating Rate Loans or Base Rate Loans shall be in a minimum principal amount of $75,000. Each such
Notice of Loan Prepayment shall specify the date and amount of such prepayment and the Interest Period(s) of such Loans. Agent will promptly notify each Lender of its receipt of each such Notice of Loan Prepayment, and of the amount of such
Lender&#146;s Applicable Percentage of such prepayment. If such Notice of Loan Prepayment is given by Borrower, Borrower shall make such prepayment and the payment amount specified in such notice shall be due and payable on the date specified
therein. Any prepayment of a Eurodollar Rate Loan shall be accompanied by all accrued interest on the amount prepaid, together with any additional amounts required pursuant to <U>Section&nbsp;3.05</U>. Each such prepayment shall be applied to the
Committed Loans of Lenders&#146; in accordance with their respective Applicable Percentages.&#148; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(d) <U>Amendment to
Section&nbsp;10.10</U>. Section&nbsp;10.10 of the Credit Agreement is hereby amended by replacing the last sentence of such Section with the following two sentences: </P>
<P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; font-size:10pt; font-family:Times New Roman">&#147;Delivery of an executed counterpart of a signature page of this Agreement or any other Loan Document, or any certificate delivered
thereunder, by fax transmission or e-mail transmission (e.g. &#147;pdf&#148; or &#147;tif&#148;) shall be effective as delivery of a manually executed counterpart of this Agreement or such other Loan Document or certificate. Without limiting the
foregoing, to the extent a manually executed counterpart is not specifically required to be delivered under the terms of any Loan Document, upon the request of any party, such fax transmission or e-mail transmission shall be promptly followed by
such manually executed counterpart.&#148; </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(e) <U>Amendment to Section&nbsp;10.17</U>. Section&nbsp;10.17 of the Credit Agreement is
hereby amended and restated in its entirety to read as follows: </P> <P STYLE="margin-top:6pt; margin-bottom:0pt; margin-left:4%; text-indent:4%; font-size:10pt; font-family:Times New Roman">&#147;10.17 <U>Electronic Execution</U>. The words
&#147;delivery,&#148; &#147;execute,&#148; &#147;execution,&#148; &#147;signed,&#148; &#147;signature,&#148; and words of like import in any Loan Document or any other document executed in connection herewith shall be deemed to include electronic
signatures, the electronic matching of assignment terms and contract formations on electronic platforms approved by Agent, or the keeping of records in electronic form, each of which shall be of the same legal effect, validity or enforceability as a
manually executed signature, physical delivery thereof or the use of a paper-based recordkeeping system, as the case may be, to the extent and as provided for in any applicable Law, including the Federal Electronic Signatures in Global and National
Commerce Act, the New York State Electronic Signatures and Records Act, or any other similar state laws based on the Uniform Electronic Transactions Act; <B><U>provided</U> that notwithstanding anything contained herein to the contrary, Agent is
under no obligation to agree to accept electronic signatures in any form or in any format unless expressly agreed to by Agent pursuant to procedures approved by it; <U>provided</U> <U>further</U> without limiting the foregoing, upon the request of
Agent, any electronic signature shall be promptly followed by such manually executed counterpart.</B>&#148; </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">3 </P>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(f) <U>Appointment of Syndication Agent</U>. Citizens Bank, N.A. is hereby appointed syndication
agent and the cover page of the Credit Agreement is hereby amended to reflect such appointment. Notwithstanding anything to the contrary contained in this Amendment, the Credit Agreement or any other Loan Document, in holding the title of
syndication agent, the Syndication Agent shall have no powers, duties or responsibilities under the Credit Agreement or any of the other Loan Documents, except in its capacity as Lender thereunder. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(g) <U>Amendment of Exhibit A</U>. Attached hereto is updated <U>Exhibit A</U> to the Credit Agreement. The Exhibit A that was originally
attached to the Credit Agreement is hereby deleted in its entirety and replaced with <U>Exhibit A</U> attached to this Amendment. All references in the Credit Agreement to Exhibit A thereto shall be deemed to be a reference to the Exhibit A attached
to this Amendment. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">3. <U>No Default; Representations and Warranties, etc</U>. The Borrower hereby confirms that: (a)&nbsp;the
representations and warranties of the Borrower contained in Article V of the Credit Agreement are true on and as of the date hereof as if made on and as of the date hereof (except that (x)&nbsp;to the extent that such representations and warranties
expressly relate to an earlier date, such representations and warranties are true and correct as of such earlier date and (y)&nbsp;the representations set forth in subsections (a)&nbsp;and (b)&nbsp;of Section&nbsp;5.05 of the Credit Agreement shall
be deemed to refer to the most recent financial statements delivered to the Agent pursuant to clauses (a)&nbsp;and (b), respectively, of Section&nbsp;6.01 of the Credit Agreement); (b)&nbsp;the Borrower is in compliance in all material respects with
all of the terms and provisions set forth in the Credit Agreement on their part to be observed or performed thereunder; (c)&nbsp;no Default or Event of Default has occurred and is continuing; (d)&nbsp;the Borrower is duly authorized to execute,
deliver and perform its obligations under this Amendment; (e)&nbsp;the execution, delivery and performance of this Amendment have been duly authorized by all necessary corporate action; and (e)&nbsp;this Amendment, when executed and delivered by the
Borrower, will be a legal, valid and binding obligation of the Borrower, enforceable in accordance with its terms, except as enforceability may be limited by bankruptcy, insolvency or similar laws affecting the enforcement of creditors&#146; rights
generally or equitable principles relating to enforceability (whether enforcement is sought in equity or at law). </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">4.
<U>Effectiveness</U>. This Amendment shall become effective upon the date on which each of the following conditions is satisfied (the &#147;<U>First Amendment Effective Date</U>&#148;): </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(a) <U>Counterparts of Amendment</U>. The Agent shall have received from each party hereto either a counterpart of this Amendment signed on
behalf of such party. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(b) <U>Fees</U>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:13%; font-size:10pt; font-family:Times New Roman">(i) The Agent shall have received from the Borrower, for the account of the Lenders, a nonrefundable amendment fee in the amount of $144,000
due and payable in immediately available funds (the &#147;<U>Amendment Fee</U>&#148;). The Lenders shall be deemed to have earned the Amendment Fee on the First Amendment Effective Date and the Agent shall pay to each Lender such Lender&#146;s pro
rata share of the Amendment Fee upon receipt thereof. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:13%; font-size:10pt; font-family:Times New Roman">(ii) The Arranger for its own account shall have received from the Borrower the
fees required to be paid on or prior to the First Amendment Effective Date pursuant to that certain Fee Letter dated as of the date hereof by and among the Borrower, the Agent and the Arranger. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">4 </P>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(c) <U>Expenses</U>. The Agent shall have received all other amounts due and payable to the Agent
including, to the extent invoiced, reimbursement or payment of all out-of-pocket expenses required to be reimbursed or paid by the Borrower under the Credit Agreement. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(d) <U>Other Documents</U>. The Agent shall have received all material contracts, instruments, opinions, certificates, assurances and other
documents as the Agent shall have reasonably requested and the same shall be reasonably satisfactory to the Agent. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">5. <U>Ratification and
Confirmation</U>. The Borrower hereby ratifies and confirms all of the terms and provisions of the Credit Agreement and the other Loan Documents and agrees that, except as expressly amended hereby, all of such terms and provisions remain in full
force and effect. Without limiting the generality of the foregoing, the Borrower hereby acknowledges and confirms that all obligations, liabilities and Indebtedness of the Borrower under the Credit Agreement, as amended hereby, constitute
&#147;Obligations&#148; under and as defined in the Credit Agreement. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">6. <U>Tax Matters</U>. For purposes of determining withholding
Taxes imposed under FATCA, from and after the effective date of this Amendment, Borrower and Agent shall treat (and Lenders hereby authorize Agent to treat) the Loan Agreement as not qualifying as a &#147;grandfathered obligation&#148; within the
meaning of Treasury Regulation Section&nbsp;1.1471-2(b)(2)(i). </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">7. <U>Miscellaneous</U>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(a) Except as otherwise expressly set forth herein, nothing herein shall be deemed to constitute an amendment, modification or waiver of any
of the provisions of the Credit Agreement or the other Loan Documents, all of which remain in full force and effect as of the date hereof. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(b) The Credit Parties agree to pay all reasonable expenses, including legal fees and disbursements incurred by the Lender in connection with
this Amendment and the transactions contemplated hereby. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(c) This Amendment may be executed in any number of counterparts, each of which,
when executed and delivered, shall be an original, but all counterparts shall together constitute one instrument. Delivery of an executed counterpart of a signature page of this Amendment by fax transmission or e-mail transmission (e.g.
&#147;pdf&#148; or &#147;tif&#148;) shall be effective as delivery of a manually executed counterpart of this Amendment. Without limiting the foregoing, upon the request of any party, such fax transmission or e-mail transmission shall be promptly
followed by such manually executed counterpart. </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:8%; font-size:10pt; font-family:Times New Roman">(d) This Amendment shall be governed by the laws of The Commonwealth of Massachusetts and
shall be binding upon and inure to the benefit of the parties hereto and their respective successors and assigns. </P>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">5 </P>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be duly executed by their
respective authorized officers as of the day and year first above written. </P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">


<TR>
<TD WIDTH="12%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>


<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><U>BORROWER</U></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><B>UNITIL CORPORATION</B></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Mark H. Collin</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Mark H. Collin</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Senior Vice President, Chief Financial Officer and Treasurer</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>


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 <DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">


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<TD WIDTH="12%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>


<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><U>AGENT</U></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><B>BANK OF AMERICA, N.A.</B>, as Agent</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Darleen R. Parmelee</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Darleen R. Parmelee</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Vice President</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>


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 <DIV ALIGN="right">
<TABLE CELLSPACING="0" CELLPADDING="0" WIDTH="40%" BORDER="0" STYLE="BORDER-COLLAPSE:COLLAPSE; font-family:Times New Roman; font-size:10pt">


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<TD WIDTH="12%"></TD>
<TD VALIGN="bottom" WIDTH="1%"></TD>
<TD WIDTH="87%"></TD></TR>


<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><U>LENDERS</U></TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16" COLSPAN="3"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3"><B>BANK OF AMERICA, N.A., </B>as Lender and as L/C Issuer</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Jane A. Parker</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Jane A. Parker</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Senior Vice President</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>


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<TD VALIGN="top" COLSPAN="3"><B>CITIZENS BANK, N.A.,</B> as Lender and Syndication Agent</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ Michael Griffin</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Michael Griffin</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Senior Vice President</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>


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<TD VALIGN="top" COLSPAN="3"><B>TD BANK, N.A.,</B> as a Lender</TD></TR>
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<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
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<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">/s/ David A. Canedy</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">David A. Canedy</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">Vice President</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>


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 <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right"><U>EXHIBIT A </U></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right">to Amendment to Amended and </P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="right">Restated
Credit Agreement </P> <P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>EXHIBIT A </B></P>
<P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>to Amended and Restated Credit Agreement </B></P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center"><B>[FORM OF] COMMITTED LOAN NOTICE AND NOTICE OF LOAN PREPAYMENT </B></P> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>

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<TD WIDTH="92%"></TD></TR>


<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">TO:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">Bank of America, N.A., as Agent</TD></TR>
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<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
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<TD VALIGN="top">RE:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">Amended and Restated Credit Agreement, dated as of October 4, 2013 by and among Unitil Corporation, a New Hampshire corporation (the &#147;<U>Borrower</U>&#148;), the Lenders, Bank of America, N.A., as Agent, L/C Issuer and Lender
and Citizens Bank, N.A., as syndication agent and Lender (as amended, modified, extended, restated, replaced, or supplemented from time to time, the &#147;<U>Credit Agreement</U>&#148;; capitalized terms used herein and not otherwise defined shall
have the meanings set forth in the Credit Agreement)</TD></TR>
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<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">DATE:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="top">[Date]</TD></TR>
</TABLE> <P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P> <P STYLE="line-height:1.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1.00pt solid #000000">&nbsp;</P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">The Borrower hereby notifies Agent that pursuant to the terms of Section [2.02 (Borrowings, Conversions and Continuations of Committed Loans /
2.05 (Prepayments)] of the Credit Agreement, the Borrower [hereby requests / intends to prepay/repay the following Loans as more specifically set forth below]: </P> <P STYLE="font-size:6pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P>
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<TD WIDTH="8%">&nbsp;</TD>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">A Borrowing of Committed Loans </TD></TR></TABLE>
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<TR>
<TD WIDTH="8%">&nbsp;</TD>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">A continuation of Eurodollar Rate Loans </TD></TR></TABLE>
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<TR>
<TD WIDTH="8%">&nbsp;</TD>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">A conversion of [Base/Floating/Eurodollar] Rate Loans (select one) </TD></TR></TABLE>
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<TR>
<TD WIDTH="8%">&nbsp;</TD>
<TD WIDTH="5%" VALIGN="top" ALIGN="left"><FONT STYLE="FONT-FAMILY:WINGDINGS">&#168;</FONT></TD>
<TD ALIGN="left" VALIGN="top">Optional prepayment of Committed Loans </TD></TR></TABLE> <P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">1. On
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;, a business day [(the &#147;<U>Credit Extension Date</U>&#148;)]<SUP STYLE="font-size:85%; vertical-align:top">1</SUP>. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">2. In the amount of $&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;. </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">3. Comprised of: <U>[Base/ Floating /Eurodollar]</U> Rate Loans. (select one) </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">4. [If a Eurodollar Rate Loan: with an Interest Period of &nbsp;&nbsp;&nbsp;&nbsp; months.] </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">5. [Make funds available by [debit/credit (select one)] to the account of Borrower with account number ending in [6413].] </P>
<P STYLE="margin-top:12pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">[The Committed Borrowing, if any, requested herein complies with the proviso to the first sentence of Section&nbsp;2.01 of the Credit
Agreement. The Borrower hereby represents and warrants that the conditions specified in Section&nbsp;4.02 of the Credit Agreement shall be satisfied on and as of the date of the Credit Extension Date.] </P>
<P STYLE="line-height:8.0pt;margin-top:0pt;margin-bottom:2pt;border-bottom:1px solid #000000;width:10%">&nbsp;</P>
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<TR>
<TD WIDTH="2%" VALIGN="top" ALIGN="left"><SUP STYLE="font-size:85%; vertical-align:top">1</SUP>&nbsp;</TD>
<TD ALIGN="left" VALIGN="top">Select bracketed language when using form as a borrowing request. </TD></TR></TABLE>

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 <P STYLE="margin-top:0pt; margin-bottom:0pt; text-indent:4%; font-size:10pt; font-family:Times New Roman">Delivery of an executed counterpart of a signature page of this notice by fax transmission or
other electronic mail transmission (e.g. &#147;pdf&#148; or &#147;tif&#148;) shall be effective as delivery of a manually executed counterpart of this notice. </P>
<P STYLE="font-size:12pt;margin-top:0pt;margin-bottom:0pt">&nbsp;</P><DIV ALIGN="right">
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<TD VALIGN="bottom" COLSPAN="3"><B>UNITIL CORPORATION</B>,</TD></TR>


<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top" COLSPAN="3">a New Hampshire corporation</TD></TR>
<TR STYLE="font-size:1pt">
<TD HEIGHT="16"></TD>
<TD HEIGHT="16" COLSPAN="2"></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="top">By:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">&nbsp;</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Name:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">&nbsp;</P></TD></TR>
<TR STYLE="font-family:Times New Roman; font-size:10pt">
<TD VALIGN="bottom">Title:</TD>
<TD VALIGN="bottom">&nbsp;</TD>
<TD VALIGN="bottom"> <P STYLE="margin-top:0pt; margin-bottom:1pt; border-bottom:1px solid #000000; font-size:10pt; font-family:Times New Roman">&nbsp;</P></TD></TR>
</TABLE></DIV>
 <p STYLE="margin-top:0pt;margin-bottom:0pt ; font-size:8pt">&nbsp;</P> <P STYLE="margin-top:0pt; margin-bottom:0pt; font-size:10pt; font-family:Times New Roman" ALIGN="center">[First Amendment to
Amended and Restated Credit Agreement] </P>

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