Regulation 20 Amendment of the Feed Hygiene RegulationsF1 Northern Ireland Repealed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Annotations Textual amendments F1 Reg. 20 revoked (14.2.2016) by The Animal Feed (Hygiene, Sampling etc. and Enforcement) Regulations (Northern Ireland) 2016 (S.R. 2016/5), reg. 1, Sch. 5 ← Regulation 19 Regulation 20 Regulation 21 →