authority: 5 U.S.C. 5361-5366; sec. 4 of the Performance Management and Recognition System Termination Act of 1993 (Pub. L. 103-89), 107 Stat. 981; § 536.301(b) also issued under 5 U.S.C. 5334(b); § 536.308 also issued under sec. 301(d)(2) of the Federal Workforce Flexibility Act of 2004 (Pub. L. 108-411), 118 Stat. 2305; § 536.310 also issued under sections 1913 and 1918 of the Non-Foreign Area Retirement Equity Assurance Act of 2009 (subtitle B of title XIX of Pub. L.111-84), 123 Stat. 2619; § 536.405 also issued under 5 U.S.C. 552,Freedom,Public