These Regulations are made in exercise of the powers in paragraph 1(1) of Schedule 2 and paragraph 21(b) of Schedule 7 to, the European Union (Withdrawal) Act 2018 (c. 16) in order to address failures of retained EU law to operate effectively and other deficiencies in retained EU law arising from the withdrawal of the United Kingdom from the European Union.

These Regulations make amendments to the Air Quality Standards (Wales) Regulations 2010.

The Welsh Ministers' Code of Practice on the carrying out of Regulatory Impact Assessments was considered in relation to these Regulations. As a result, it was not considered necessary to carry out a Regulatory Impact Assessment as to the likely costs and benefits of complying with these Regulations.