# The Control of Major Accident Hazards Regulations 1999, Regulation 12: Implementing emergency plans


A person who has prepared an emergency plan pursuant to a duty imposed on him by these Regulations shall take reasonable steps to put it into effect without delay when—
(a) a major accident occurs; or
(b) an uncontrolled event occurs which could reasonably be expected to lead to a major accident.

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Source: https://www.legislation.gov.uk/uksi/1999/743/regulation/12 (the official version)
Page: https://openlegislation.uk/control-of-major-accident-hazards-regulations-1999/regulation-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.