Regulation 40 RevocationI1 Northern Ireland The Public Health (Ships) Regulations (Northern Ireland) 1971f1 are revoked. Annotations Commencement I1 Reg. 40 in operation at 21.8.2008, see reg. 1 Footnotes f1 S.R. & O. (N.I) 1971 No. 183 ← Regulation 39 Regulation 40 Signature →