CC Filed by Filing Services Canada Inc. 403-717-3898

FORM 6-K
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16
of the Securities Exchange Act of 1934

For the month of January 2009

TRANSALTA CORPORATION

(Translation of registrant’s name into English)


110-12th Avenue S.W., Box 1900, Station “M”, Calgary, Alberta, T2P 2M1

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F____   

Form 40-F    X     

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes

_____

No

X

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):  82-________

 







I

Effective January 1, 2009, TransAlta Corporation amalgamated with three of its previously wholly-owned subsidiaries, TransAlta Energy Corporation, TransAlta Utilities Corporation and Keephills 3 GP Ltd.  Documents relating to the amalgamation are being filed as exhibits hereto.

The documents listed below in this Section and filed as Exhibits 99.1 and 99.2 to this form 6-K are hereby filed with the Securities and Exchange Commission for the purpose of being and hereby are incorporated by reference into the following registration statements filed by TransAlta Corporation under the Securities Act of 1933, as amended:

Form

Registration No.

S-8

333-72454

S-8

333-101470

F-10

333-87762


99.1

Certificate of Amalgamation

99.2

Form 9 - Articles of Amalgamation






 



EXHIBIT INDEX

99.1

Certificate of Amalgamation

99.2

Form 9 - Articles of Amalgamation




 



Signatures

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.

TransAlta Corporation


By:  /s/ Maryse St-Laurent

Maryse St.-Laurent

Corporate Secretary




Date: January 15, 2009