# The Railways (Interoperability) Regulations 2011, Paragraph 3.3


Technical file
The technical file compiled by the designated body and accompanying the UK certificate of verification in the case of UK specific rules must be included in the technical file accompanying the UK declaration of verification referred to in point 2.4 and shall contain the technical data relevant for the assessment of the conformity of the subsystem with those UK specific rules.

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Source: https://www.legislation.gov.uk/uksi/2011/3066/schedule/4/paragraph/3.3 (the official version)
Page: https://openlegislation.uk/railways-interoperability-regulations-2011/schedule-4/paragraph-3.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.