# Road Vehicles Lighting Regulations (Northern Ireland) 2000, Paragraph 6

Extent: N.I.

The height of each half of the marking shown in diagram 3 above may be reduced to a minimum of 140 mm provided the width is increased so that each half of the marking has a minimum area of 980 cm2.

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Source: https://www.legislation.gov.uk/nisr/2000/169/schedule/19/part/4/paragraph/6 (the official version)
Page: https://openlegislation.uk/road-vehicles-lighting-regulations-northern-ireland-2000/schedule-19/part-4/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.