<SEC-DOCUMENT>0001279569-17-000726.txt : 20170410
<SEC-HEADER>0001279569-17-000726.hdr.sgml : 20170410
<ACCEPTANCE-DATETIME>20170407181317
ACCESSION NUMBER:		0001279569-17-000726
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170407
FILED AS OF DATE:		20170410
DATE AS OF CHANGE:		20170407

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRANSALTA CORP
		CENTRAL INDEX KEY:			0001144800
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15214
		FILM NUMBER:		17751100

	BUSINESS ADDRESS:	
		STREET 1:		110 12TH AVE SW BOX 1900 STATION M
		STREET 2:		CALGARY ALBERTA T2P 2MI
		CITY:			CALGARY
		STATE:			A0
		ZIP:			T2P2M1
		BUSINESS PHONE:		403-267-4724

	MAIL ADDRESS:	
		STREET 1:		110-12TH AVENUE SW
		CITY:			CALGARY ALBERTA CANADA
		STATE:			A0
		ZIP:			T2P2M1
</SEC-HEADER>
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<TYPE>6-K
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<FILENAME>transalta6k.htm
<DESCRIPTION>FORM 6-K
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<P STYLE="font: bold 14pt Times New Roman, Times, Serif; margin: 0 0 24pt; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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<P STYLE="font: bold 14pt Times New Roman, Times, Serif; margin: 0 0 24pt; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT><FONT STYLE="font-size: 14pt">UNITED
STATES</FONT><BR>
<FONT STYLE="font-size: 14pt">SECURITIES AND EXCHANGE COMMISSION</FONT><BR>
<FONT STYLE="font-size: 12pt">Washington, D.C. 20549</FONT></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0 0 24pt; text-align: center"><FONT STYLE="font-size: 18pt"><B>FORM
6-K</B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 24pt; text-align: center"><FONT STYLE="font-size: 12pt"><B>REPORT
OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934</B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 24pt"><FONT STYLE="font-size: 10pt">For the month of
April 2017</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 24pt"><B>TRANSALTA
CORPORATION</B></FONT></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 24pt"><B></B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt">(Translation
of registrant&rsquo;s name into English)</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>110-12<SUP>th
</SUP>Avenue S.W., Box 1900, Station &ldquo;M&rdquo;, Calgary, Alberta, T2P 2M1</B></FONT></P>

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<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0; text-align: center"><FONT STYLE="font-size: 10pt"><B></B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-size: 10pt">(Address
of principal executive offices)</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-size: 10pt">&nbsp;&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"><FONT STYLE="font-size: 10pt">I<FONT STYLE="font-family: Times New Roman, Times, Serif">ndicate
by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.</FONT></FONT></P>

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<TR STYLE="vertical-align: top; text-align: left">
    <TD STYLE="width: 50%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Form 20-F &#9744;</FONT></TD>
    <TD STYLE="width: 50%; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Form 40-F &#9746;</FONT></TD></TR>
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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Indicate
by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ____</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Indicate
by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ____</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"></P>

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    <DIV STYLE="page-break-before: always; margin-top: 6pt"><TABLE CELLPADDING="0" CELLSPACING="0" STYLE="width: 100%"><TR><TD STYLE="text-align: center; width: 100%">&nbsp;</TD></TR></TABLE></DIV>
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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin-top: 0; text-align: center; margin-bottom: 0"><FONT STYLE="font-size: 10pt"><B>I</B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin-top: 0; text-align: center; margin-bottom: 0">&nbsp;</P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin-top: 0; text-align: center; margin-bottom: 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify">The document listed below as Exhibit 99.1 to
this Form 6-K is a copy of the Registrant&rsquo;s news release dated April 7, 2017 announcing &ldquo;Media Advisory: TransAlta
Corporation Annual Meeting of Shareholders, First Quarter 2017 Results and Conference Call&rdquo;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0; text-align: justify">This news release is being furnished, not filed,
and will not be incorporated by reference into any registration statement filed by TransAlta Corporation under the Securities Act
of 1933, as amended.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 12pt 40.5pt; text-align: justify; text-indent: 0in">&nbsp;</P>

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<TR STYLE="vertical-align: top">
    <TD STYLE="width: 15%; padding-right: 5.4pt; padding-bottom: 12pt; padding-left: 5.4pt; font: 10pt Times New Roman, Times, Serif; text-indent: 0in"><FONT STYLE="font-size: 10pt">99.1</FONT></TD>
    <TD STYLE="width: 85%; padding-right: 5.4pt; padding-left: 5.4pt; font: 10pt Times New Roman, Times, Serif; text-align: justify"><FONT STYLE="font-size: 10pt">&ldquo;Media Advisory: TransAlta Corporation Annual Meeting of Shareholders, First Quarter 2017 Results and Conference Call&rdquo;</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0 0 12pt 40.5pt; text-indent: 0in"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>


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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>Signatures</B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 24pt"><FONT STYLE="font-size: 10pt">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,
thereunto duly authorized.</FONT></P>

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    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="2"><FONT STYLE="font-size: 10pt"><B>TransAlta Corporation</B></FONT></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
    <TD STYLE="width: 52%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 5%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 43%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: Black 1pt solid"><FONT STYLE="font-size: 10pt"><I>/s/ Donald Tremblay</I></FONT></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD></TD>
    <TD><FONT STYLE="font-size: 10pt">Donald Tremblay</FONT></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">Chief Financial Officer</FONT></TD></TR>
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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 24pt"></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 9.9pt 0 0"><FONT STYLE="font-size: 10pt">Date: April 7,
2017</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.25in 12pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.25in 12pt 0"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>EXHIBIT
INDEX</B></FONT></P>

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    <td style="width: 15%; padding-right: 5.4pt; padding-bottom: 12pt; padding-left: 5.4pt; font: 12pt Times New Roman, Times, Serif; text-indent: 0in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">99.1</FONT></td>
    <td style="width: 85%; padding-right: 5.4pt; padding-left: 5.4pt; font: 12pt Times New Roman, Times, Serif; text-align: justify"><P STYLE="margin: 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Press
                                         release dated April 7, 2017 announcing &ldquo;Media Advisory: TransAlta Corporation Annual
                                         Meeting of Shareholders, First Quarter 2017 Results and Conference Call&rdquo;</FONT></P>


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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt; text-indent: 0in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0 12pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0 0.25in 12pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;</FONT></P>



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<DESCRIPTION>NEWS RELEASE DATED APRIL 7, 2017
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<P STYLE="margin: 0; text-align: right"><FONT STYLE="font-family: Arial, Helvetica, Sans-Serif; font-size: 8pt"><B>Exhibit 99.1</B></FONT></P>

<P STYLE="margin: 0; text-align: right"><FONT STYLE="font: 8pt Arial, Helvetica, Sans-Serif"><B>&nbsp;</B></FONT></P>

<P STYLE="margin: 0; text-align: right"><FONT STYLE="font: 8pt Arial, Helvetica, Sans-Serif"><B>&nbsp;</B></FONT></P>

<P STYLE="margin: 0; text-align: left"></P>

<P STYLE="font: 12pt Arial, Helvetica, Sans-Serif; margin: 0pt 0 12pt"></P>

<P STYLE="font: 12pt Arial, Helvetica, Sans-Serif; margin: 0pt 0 12pt"></P>

<P STYLE="font: 12pt Arial, Helvetica, Sans-Serif; margin: 0pt 0 12pt"><B>Media Advisory: TransAlta Corporation Annual Meeting
of Shareholders, First Quarter 2017 Results and Conference Call</B></P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">CALGARY, April 7, 2017 /CNW/ -&nbsp;TransAlta Corporation
(&quot;TransAlta&quot;) (TSX: TA; NYSE: TAC) will hold its Annual Meeting of Shareholders on Thursday, April 20, 2017 at 10:00
a.m. MT (12:00 p.m. ET) in the Palomino Room (E-H) at the BMO Centre (Stampede Park) in Calgary, Alberta. The Annual Meeting will
be broadcast via webcast and conference call. To access the broadcast, please visit http://www.transalta.com/powering-investors/events-and-presentations
or use the dial-in information provided below.</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0; text-align: center"><B><U>Dial-in number &ndash; Annual Meeting
of Shareholders:</U><BR>
Toll-free North American participants call: 1-877-385-4099 (Code 7664898)</B></P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">TransAlta will release its first quarter 2017 results after
market close on Friday, May 5, 2017. A conference call and webcast to discuss the results will be held for investors, analysts,
members of the media and other interested parties the following Monday, May 8, 2017, at 9:00 a.m. Mountain (11:00 a.m. ET). The
media will be invited to ask questions following analysts.</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">Please contact the conference operator five minutes prior
to the call, noting &quot;TransAlta Corporation&quot; as the company and &quot;Jaeson Jaman&quot; as moderator.</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0; text-align: center"><B><U>Dial-in numbers &ndash; Q1 2017
Results:</U><BR>
Toll-free North American participants call: 1-888-231-8191<BR>
Outside of Canada &amp; USA call: 1-647-427-7450</B></P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">A link to the live webcast will be available on the Investor
Centre section of TransAlta's website at http://www.transalta.com/investors/events-and-presentations. If you are unable to participate
in the call, the instant replay is accessible at 1-855-859-2056 (Canada and USA toll free) with TransAlta pass code 5938029 followed
by the # sign. A transcript of the broadcast will be posted on TransAlta's website once it becomes available.</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0"><B><I>About TransAlta</I></B><I><BR>
TransAlta is a power generation and wholesale marketing company focused on creating long-term shareholder value. TransAlta maintains
a low-to-moderate risk profile by operating a highly contracted portfolio of assets in Canada, the United States and Australia.
TransAlta's focus is to efficiently operate wind, hydro, solar, natural gas and coal facilities in order to provide customers with
a reliable, low-cost source of power. For over 100 years, TransAlta has been a responsible operator and a proud contributor to
the communities in which it works and lives. TransAlta has been recognized on CDP's Canadian Climate Disclosure Leadership Index
(CDLI), which includes Canada's top 20 leading companies reporting on climate change, and has been selected by Corporate Knights
as one of Canada's Top 50 Best Corporate Citizens and is recognized globally for its leadership on sustainability and corporate
responsibility standards by FTSE4Good. </I></P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0"><I>For more information about TransAlta, visit our web site
at transalta.com, or follow us on Twitter @TransAlta.</I></P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">SOURCE TransAlta Corporation</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">To view the original version on PR Newswire, visit: http://www.newswire.ca/en/releases/archive/April2017/07/c2953.html</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">%CIK: 0001144800</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 0"><B>For further information:</B> Investor Inquiries: Jaeson Jaman,
Manager, Investor Relations, Phone: 1-800-387-3598 in Canada and U.S., Email: investor_relations@transalta.com; Media Inquiries:
Stacey Hatcher, Manager, Communications, Toll-free media number: 1-855-255-9184, Email: ta_media_relations@transalta.com</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">CO: TransAlta Corporation</P>

<P STYLE="font: 10pt Arial, Helvetica, Sans-Serif; margin: 9.75pt 0">CNW 15:48e 07-APR-17</P>



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