# The Motor Vehicles (Designation of Approval Marks) Regulations 1979, Paragraph 6

Extent: E+W+S+N.I.

The number shown outside and on the right of the circle in the markings relating to the items numbered 8B, 8D, 8F, 8N, 20A, 20B, 20C, 20D, 20E, 20F, 20M, 20N, 31, 31A, 31D, 31E, 31F and 31I in Schedule 2 will be varied, where appropriate, in accordance with the requirements of the ECE Regulation specified in column (5) of Schedule 2 in relation to those markings.

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Source: https://www.legislation.gov.uk/uksi/1979/1088/schedule/3/paragraph/6 (the official version)
Page: https://openlegislation.uk/motor-vehicles-designation-of-approval-marks-regulations-1979/schedule-3/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.