A bill to modify the authorization for the project for flood protection on the Saginaw River and Tributaries, Michigan.

Authorizes the modification of a specified flood control project on the Saginaw River, Michigan.

Directs the Secretary of the Army, acting through the Corps of Engineers, to implement a nonstructural flood control and recreation project on the Tittabawassee River, Michigan. Requires non- Federal cooperation for such project. Directs the Secretary to include the costs and benefits of non-Federal improvements initiated before a specified date in determining the non-Federal share of such project.