Pub. L. 86-149, tit. IV, sec. 409

Sec. 409. The Secretary of a military department may acquire by lease for indefinite periods of time real property in the Ryukyu Islands needed by the United States Government. Rentals for such leases may be paid in advance from appropriations available for operation and maintenance except advance payments for periods in excess of five years which shall be from appropriations available for military construction.