<SEC-DOCUMENT>0001279569-17-000796-index.html : 20170421
<SEC-HEADER>0001279569-17-000796.hdr.sgml : 20170421
<ACCEPTANCE-DATETIME>20170421105822
ACCESSION NUMBER:		0001279569-17-000796
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20170420
FILED AS OF DATE:		20170421
DATE AS OF CHANGE:		20170421

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:		17774580

	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>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>transalta6k.htm
<DESCRIPTION>FORM 6-K
<TEXT>
Document 1 - file: transalta6k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex991.htm
<DESCRIPTION>NEWS RELEASE DATED APRIL 20, 2017
<TEXT>
Document 2 - file: ex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>ex992.htm
<DESCRIPTION>REPORT OF VOTING RESULTS
<TEXT>
Document 3 - file: ex992.htm

</DOCUMENT>
</SEC-DOCUMENT>