Regulation 13 Revocation Original text. Later amendments are not shown. The Pig Carcase (Grading) Regulations 1988 and the Pig Carcase (Grading) (Amendment) Regulations 1989f1 are hereby revoked. Annotations Footnotes f1 S.I. 1988/1180, amended by S.I. 1989/644. ← Regulation 12 Regulation 13 Signature →