Regulation 1 Citation and commencementI1 Northern Ireland These Regulations may be cited as the Ozone-Depleting Substances (Qualifications) Regulations (Northern Ireland) 2011, and shall come into operation on 31st July 2011. Annotations Commencement I1 Reg. 1 in operation at 31.7.2011, see reg. 1 ← Introduction Regulation 1 Regulation 2 →