Canadian mining company Pan American Silver has received a nod from the Mexican government to buy all of the issued and outstanding shares of U.S.-based metals and mining company Tahoe Resources.

The deal, which got all required regulatory, shareholder and court approvals, will be completed on or about February 22.

Pan American Silver will pay about $1.1 billion for Tahoe.

Tahoe Resources has about $559.6 million in revenue annually.