# The Railways and Other Guided Transport Systems (Safety) Regulations 2006, Paragraph 46


When the documentation process is applied to the fleet maintenance management function, at least the following elements need to be recorded—
(a) maintenance orders;
(b) return to operation, including restrictions on use relevant to railway undertakings and infrastructure managers.

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Source: https://www.legislation.gov.uk/uksi/2006/599/schedule/10/paragraph/46 (the official version)
Page: https://openlegislation.uk/railways-and-other-guided-transport-systems-safety-regulations-2006/schedule-10/paragraph-46
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.