This bill authorizes the Department of the Navy to enter into one or more multiyear contracts for the procurement of (1) three amphibious transport dock vessels designated LPD-31, LPD-32, and LPD-33, and (2) one amphibious landing helicopter assault vessel designated LHA-9. Navy must certify to the congressional defense committees that the procurement of the vessels is consistent with the most recent 30-year shipbuilding plan of the Navy and the most recent planning guidance.