# The Offshore Installations (Logbooks and Registration of Death) Regulations 1972, Regulation 4


(1) No entry in an installation logbook shall be erased or rendered illegible and no page or part of a page of such a book shall be removed therefrom or mutilated.
(2) An existing entry in an installation logbook shall not be amended or cancelled except by a further entry.

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Source: https://www.legislation.gov.uk/uksi/1972/1542/regulation/4 (the official version)
Page: https://openlegislation.uk/offshore-installations-logbooks-and-registration-of-death-regulations-1972/regulation-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.