# The Pressure Equipment (Safety) Regulations 2016, Paragraph 21


The manufacturer shall inform the approved body that holds the technical documentation relating to the Type examination-production type certificate of all modifications to the approved type that may affect the conformity of the pressure equipment, or assembly, with the essential safety requirements of these Regulations or the conditions for validity of the certificate. Such modifications shall require additional approval in the form of an addition to the original Type examination-production type certificate.

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Source: https://www.legislation.gov.uk/uksi/2016/1105/schedule/1A/paragraph/21 (the official version)
Page: https://openlegislation.uk/pressure-equipment-safety-regulations-2016/schedule-1A/paragraph-21
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.