Explanatory note United Kingdom F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Annotations Textual amendments F1 Regulations revoked (15.4.2026) by The Merchant Shipping (EPIRB and PLB Registration and Radiocommunications) (Amendment) Regulations 2026 (S.I. 2026/306), regs. 1(1), 2(2) ← Signature Note