# The Roads (Northern Ireland) Order 1993, Paragraph 4


Motor vehicles and trailers constructed for naval, military, air force or other defence purposes, the use of which is authorised by an order under Article 29(3) of the Road Traffic Order.

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Source: https://www.legislation.gov.uk/nisi/1993/3160/schedule/1/paragraph/4 (the official version)
Page: https://openlegislation.uk/roads-northern-ireland-order-1993/schedule-1/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.