<SEC-DOCUMENT>0001140361-17-002899-index.html : 20170125
<SEC-HEADER>0001140361-17-002899.hdr.sgml : 20170125
<ACCEPTANCE-DATETIME>20170125172047
ACCESSION NUMBER:		0001140361-17-002899
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170123
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20170125
DATE AS OF CHANGE:		20170125

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NBT BANCORP INC
		CENTRAL INDEX KEY:			0000790359
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				161268674
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14703
		FILM NUMBER:		17547071

	BUSINESS ADDRESS:	
		STREET 1:		52 S BROAD ST
		CITY:			NORWICH
		STATE:			NY
		ZIP:			13815
		BUSINESS PHONE:		6073372265

	MAIL ADDRESS:	
		STREET 1:		52 S. BROAD STREET
		CITY:			NORWICH
		STATE:			NY
		ZIP:			13815
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8k.htm
<DESCRIPTION>NBT BANCORP INC 8-K 1-23-2017 (EXHIBIT 3.1)
<TEXT>
Document 1 - file: form8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-3.1
<SEQUENCE>2
<FILENAME>ex3_1.htm
<DESCRIPTION>EXHIBIT 3.1
<TEXT>
Document 2 - file: ex3_1.htm

</DOCUMENT>
</SEC-DOCUMENT>