Proceedings

Notice from the
Office of the Secretary
Ontario

Ontario Securities
Commission


20 Queen St. W.
Box 55, Suite 1900
Toronto, ON M5H 3S8
Commission des valeurs mobilières de l'Ontario
FOR IMMEDIATE RELEASE

September 7, 2007

IN THE MATTER OF THE SECURITIES ACT
R.S.O. 1990, c. S.5, AS AMENDED

- and -

IN THE MATTER OF
YAMANA GOLD INC. and MERIDIAN GOLD INC.

TORONTO – On September 5, 2007, the Commission issued an Order which provides that pursuant to section 127 of the Act that trading cease in respect of any securities issued, or to be issued, under or in connection with the Rights Plan as against the Offer, effective at 9:00 AM Toronto time on September 11, 2007and pursuant to clauses 104(2)(b) and (c) of the Act that Yamana is exempted from subparagraph 4.ii of section 95 and subsections 98(4) and (5) of the Act with respect to the Extension, provided that the Conditions are satisfied.

A copy of the Order is available at www.osc.gov.on.ca

OFFICE OF THE SECRETARY
JOHN P. STEVENSON
SECRETARY

- 30 -


For media inquiries: Wendy Dey
Director, Communications
& Public Affairs
416-593-8120
  Laurie Gillett
Manager, Public Affairs
416-595-8913
For Investor Inquiries: OSC Contact Centre
416-593-8314
1-877-785-1555 (Toll Free)