Article 4 RevocationI1 Northern Ireland The Food Safety (1991 Order) (Specified Ships and Aircraft) Order (Northern Ireland) 1991f1 is hereby revoked. Annotations Commencement I1 Art. 4 in operation at 20.4.2004, see art. 1 Footnotes f1 S.R. 1991 No. 481 ← Article 3 Article 4 Signature →