* Would punish foreign banks for more types of Iran [1] dealings

* Could be attached to annual defense policy bill

* Would stop "Turkey's game of gold for natural gas [2]".

Senator Carl Levin, the Democratic chairman of the Armed Services Committee, said he was reviewing a draft version of the sanctions and was amenable to the measures being added to the defense bill.

"It's fine with me," Levin said. "Going in, I favor strengthening any way we can the sanctions against Iran."