TransAlta Announces Early Redemption of Senior Notes Due 2018

Feb 2, 2018

CALGARY, Alberta (February 2, 2018) – TransAlta Corporation (“TransAlta” or the “Company”) (TSX: TA; NYSE: TAC) today announced that it has called for the redemption of its outstanding US$500 million 6.65% senior notes maturing May 15, 2018 (the “Senior Notes”). The Senior Notes will be redeemed on March 15, 2018 at a price equal to the greater of: (i) 100% of the principal amount of the Senior Notes and (ii) the sum of the present values of the remaining scheduled payments of principal and interest thereon discounted to the redemption date on a semi-annual basis at the treasury rate plus 45 basis points, plus in each case, accrued interest thereon to the date of redemption.

About TransAlta Corporation:

TransAlta owns, operates and develops a diverse fleet of electrical power generation assets in Canada, the United States and Australia with a focus on long-term shareholder value. We provide municipalities, medium and large industries, businesses and utility customers clean, affordable, energy efficient, and reliable power. Today, we are one of Canada’s largest producers of wind power and Alberta’s largest producer of hydro-electric power. For over 100 years, TransAlta has been a responsible operator and a proud community-member where its employees work and live. TransAlta aligns its corporate goals with the UN Sustainable Development Goals and we have been recognized by CDP (formerly Climate Disclosure Project) as an industry leader on Climate Change Management. We are also proud to have achieved the Silver level PAR (Progressive Aboriginal Relations) designation by the Canadian Council for Aboriginal Business.

For more information about TransAlta, visit our web site at transalta.com.

Forward-Looking Statements

This news release contains forward-looking statements and forward-looking information within the meaning of applicable securities laws. The use of any of the words “expect”, “anticipate”, “continue”, “estimate”, “may”, “will”, “project”, “should”, “propose”, “plans”, “intends” and similar expressions are intended to identify forward-looking information or statements. More particularly, and without limitation, this news release contains forward-looking statements and information relating to the redemption of the Senior Notes, including the timing of such redemption. These statements are based on TransAlta’s belief and assumptions based on information available at the time the assumptions were made. These statements are subject to a number of risks and uncertainties that may cause actual results to differ materially from those contemplated by the forward-looking statements. Some of the factors that could cause such differences include: legislative or regulatory developments; and continued availability of capital. Readers are cautioned not to place undue reliance on these forward-looking statements or forward-looking information, which reflect TransAlta’s expectations only as of the date of this news release. TransAlta disclaims any intention or obligation to update or revise these forward-looking statements, whether as a result of new information, future events or otherwise, except as required by law.

For more information:

Investor Inquiries: Media Inquiries:
Sally Taylor Stacey Hatcher
Manager, Investor Relations Manager, Communications
Phone: 1-800-387-3598 in Canada and U.S. Phone: Toll-free media number: 1-855-255-9184
Email: investor_relations@transalta.com Email: ta_media_relations@transalta.com