The Road Traffic (Amendment) (Northern Ireland) Order 1973 (Commencement No. 3) Order (Northern Ireland) 1975
Made 14th February 1975.  Coming into operation 1st April 1975.

The Department of the Environment for Northern Ireland in exercise of the powers conferred on it by Article 1 of the Road Traffic (Amendment) (Northern Ireland) Order 1973(a) (hereinafter referred to as "the Order") and paragraph 2(1) and (2) of Schedule 1 to the Northern Ireland Act 1974(b) and of every other power enabling it in that behalf hereby makes the following Order: