The Environmental Protection (Amendment of Regulations) Regulations 1991
Section 2 of the Environmental Protection Act 1990 provides that the Secretary of State may specify the date from which authorisation is to be required to carry on particular processes. Paragraphs 5, 13, 19 and 26 of Schedule 3 to the Environmental Protection (Prescribed Processes and Substances) Regulations 1991 (S.I. 1991/472) specify the date for existing processes where an application for authorisation is made within the time limits specified in that Schedule.