Regulation 1 Citation and commencementI1 Northern Ireland (1)These Regulations may be cited as the Plant Protection Products Regulations (Northern Ireland) 2011 and come into operation on 4th October 2011. Annotations Commencement I1 Reg. 1 in operation at 4.10.2011, see reg. 1(1) ← Introduction Regulation 1 Regulation 2 →