Section 223, acts May 22, 1918, ch. 81, § 1, 40 Stat. 559 ; June 21, 1941, ch. 210, § 1, 55 Stat. 252 , related to wartime restrictions generally. See section 1185 of Title 8 , Aliens and Nationality. Section 224, act May 22, 1918, ch. 81, § 2, 40 Stat. 559 , related to requirement of passport for citizens during wartime restrictions. See section 1185 of Title 8 . Section 225, acts May 22, 1918, ch. 81, § 3, 40 Stat. 559 ; June 21, 1941, ch. 210, § 2, 55 Stat. 253 , related to penalty for violation of wartime restrictions. See section 1185 of Title 8 . Section 226, acts May 22, 1918, ch. 81, § 4, 40 Stat. 559 ; June 21, 1941, ch. 210, § 2a, 55 Stat. 253 , related to definition of “United States” and “person” as used in wartime restriction. See section 1185 of Title 8 . Section 226a, act May 22, 1918, ch. 81, § 5, as added June 21, 1941, ch. 210, § 3, 55 Stat 253 , related to permit as guarantee of admission to the United States. See section 1185 of Title 8 . Section 226b, act May 22, 1918, ch. 81, § 6, as added June 21, 1941, ch. 210, § 3, 55 Stat. 253 , related to proclamation, rule, etc., as bar to prosecution. See section 1185 of Title 8 . Section 227, act Mar. 2, 1921, ch. 113, § 1, 41 Stat. 1217 , related to continuation of regulations as to alien passport requirements. Sections 228 and 229, act June 20, 1941, ch. 209, §§ 1, 2, 55 Stat. 252 , related to refusal of visés to aliens whose admission might endanger the public safety, and to rules and regulations governing this refusal. See section 1102 of Title 8 . Statutory Notes and Related Subsidiaries Termination of Emergency Provisions Joint Res. Mar. 31, 1953, ch. 13, § 1, 67 Stat. 18 , provided for the extension of certain emergency provisions (previously extended to April 1, 1953 by Joint Res. July 3, 1952, ch. 570, § 1(b), 66 Stat. 333 ) until July 1, 1953 . Joint Res. Mar. 31, 1953, ch. 13, § 2, 67 Stat. 18 , provided that the extension did not apply to the provisions of sections 223 to 226b of this title.