SI 2019/1440. The Greenhouse Gas Emissions Trading Scheme (Amendment) (No. 3) Regulations 2019. Coming into force 21st November. These Regulations amend SI 2012/3038 Greenhouse Gas Emissions Trading Scheme Regulations 2012 to implement some of the amendments made by Directive (EU) 2018/410, to enhance cost-effective emission reduction and low-carbon investments, and Decision (EU) 2015/1814.