The rule will apply 20, 30, 40 and 50 miles per hour speed limit to certain roads in Annahilt, Ballymena, Ballynahinch, Cookstown, Draperstown, Dunadry, Dungannon, Moneymore, Muckamore, Portadown and Templepatrick.
The Department has made a Statutory Rule entitled The Roads (Speed Limit) Order (Northern Ireland) 2015 (S.R. 2015 No. 293) which will come into operation on 27 July 2015.