SEC. 381. EXTENSION OF AUTHORITY FOR AVIATION DEPOTS AND NAVAL SHIPYARDS TO ENGAGE IN DEFENSE-RELATED PRODUCTION AND SERVICES. Section 1425(e) of the National Defense Authorization Act for Fiscal Year 1991 (Public Law 101–510; 104 Stat. 1684) is amended by striking out “September 30, 1992” and inserting in lieu thereof “September 30, 1993”.