Nexen Inc. has cleared all the hurdles in the $15.1-billion (U.S.) deal to be acquired by CNOOC Ltd. after clinching U.S regulatory approval.

The Calgary-based global oil and gas company said on Tuesday it has received approval from the Committee on Foreign Investment in the United States, or CFIUS, which had been closely studying the transaction.

Read more: http://tinyurl.com/brvcmg4