SI 2020/1616. The Ozone-Depleting Substances and Fluorinated Greenhouse Gases (Amendment etc.) (EU Exit) Regulations 2020. Coming into force immediately before IP completion day. These Regulations amend SI 2019/583 The Ozone-Depleting Substances and Fluorinated Greenhouse Gases (Amendment etc.) (EU Exit) Regulations 2019. The amendments are concerned with the implementation of the Regulations in Northern Ireland following Brexit