S.1634 - Federal Government - A bill to implement further the Act approving the Covenant to Establish a Commonwealth of the Northern Mariana Islands in Political Union with the United States of America, and for other purposes.

Northern Mariana Islands Covenant Implementation Act - Extends U.S. immigration laws, as defined by the Immigration and Nationality Act, to the Commonwealth of the Northern Mariana Islands, subject to a transition period through December 31, 2017.