Regulation 3 I1 United Kingdom Original text. Later amendments are not shown. The Aircraft (Customs) Regulations 1971 and the Aircraft (Customs) Regulations 1971 (Amendment) Regulations 1971 are hereby revoked. Annotations Commencement I1 Reg. 3 in force at 1.10.1981, see reg. 1 ← Regulation 2 Regulation 3 Regulation 4 →