# The Environmental Protection (Prescribed Processes and Substances) Regulations 1991, Paragraph 3


Where a person carries on a process which includes two or more processes described in the same Section of Schedule 1 those processes shall be treated as requiring authorisation as a single process; and if the processes involved are described in both Part A and Part B of the same Section, they shall all be regarded as part of a Part A process and so subject to central control.

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Source: https://www.legislation.gov.uk/uksi/1991/472/schedule/2/paragraph/3 (the official version)
Page: https://openlegislation.uk/environmental-protection-prescribed-processes-and-substances-regulations-1991/schedule-2/paragraph-3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.