Section 2459k, Pub. L. 85–568, title III, § 316 , as added Pub. L. 109–155, title VII, § 701 , Dec. 30, 2005 , 119 Stat. 2935 , related to retrocession of jurisdiction. See section 20146 of Title 51 , National and Commercial Space Programs. Section 2459l, Pub. L. 85–568, title III, § 317 , as added Pub. L. 109–155, title VII, § 705 , Dec. 30, 2005 , 119 Stat. 2936 , related to recovery and disposition authority. See section 20147 of Title 51 . Section 2460, Pub. L. 86–45, § 4 , June 15, 1959 , 73 Stat. 75 , required that appropriations have prior authorization by Congress . See section 30101 of Title 51 . Section 2461, Pub. L. 91–76 , §§ 1, 2, Sept. 29, 1969 , 83 Stat. 124 , related to Congressional Space Medal of Honor and appropriation. See section 30901 of Title 51 .