Explanatory note United Kingdom F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Annotations Textual amendments F1 Rules revoked (1.4.2026) by The Intellectual Property Fees (Miscellaneous Amendments, Revocation and Transitional Provisions) Rules 2026 (S.I. 2026/183), rules 1(1), 33 ← Signature Note