    <SEC-DOCUMENT>0001144800-26-000040-index.html : 20260731
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    <ACCEPTANCE-DATETIME>20260731070225
    ACCESSION NUMBER:		0001144800-26-000040
    CONFORMED SUBMISSION TYPE:	6-K
    PUBLIC DOCUMENT COUNT:		7
    CONFORMED PERIOD OF REPORT:	20260630
    FILED AS OF DATE:		20260731
    DATE AS OF CHANGE:		20260731

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			TRANSALTA CORP
    		CENTRAL INDEX KEY:			0001144800
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
    		ORGANIZATION NAME:           	01 Energy & Transportation
    		EIN:				000000000
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		6-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-15214
    		FILM NUMBER:		261225393

    	BUSINESS ADDRESS:
    		STREET 1:		TRANSALTA PLACE
    		STREET 2:		1400, 1100 - 1ST STREET S.E.
    		CITY:			CALGARY
    		STATE:			A0
    		ZIP:			T2G 1B1
    		BUSINESS PHONE:		403-267-2014

    	MAIL ADDRESS:
    		STREET 1:		TRANSALTA PLACE
    		STREET 2:		1400, 1100 - 1ST STREET S.E.
    		CITY:			CALGARY
    		STATE:			A0
    		ZIP:			T2G 1B1
    </SEC-HEADER>
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    <TYPE>6-K
    <SEQUENCE>1
    <FILENAME>a20260630tac6k.htm
    <DESCRIPTION>6-K
    <TEXT>
    Document 1 - file: a20260630tac6k.htm

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    <TYPE>EX-99.2
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    <FILENAME>a20260630tacex992mda.htm
    <DESCRIPTION>EX-99.2
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    Document 2 - file: a20260630tacex992mda.htm

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    <TYPE>EX-99.3
    <SEQUENCE>3
    <FILENAME>a20260630tacex993financial.htm
    <DESCRIPTION>EX-99.3
    <TEXT>
    Document 3 - file: a20260630tacex993financial.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>a04427079-1_gfxxrhxmdaa.jpg
    <TEXT>
    Document 4 - file: a04427079-1_gfxxrhxmdaa.jpg

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    Document 5 - file: a06_427079-1talx001xlogoxsa.jpg

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    <SEQUENCE>6
    <FILENAME>notestothecondensedconsolia.jpg
    <TEXT>
    Document 6 - file: notestothecondensedconsolia.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>updatedgraphica.jpg
    <TEXT>
    Document 7 - file: updatedgraphica.jpg

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