http://www.legislation.gov.uk/nisi/1997/276/schedule/1/paragraph/4The Road Traffic Regulation (Northern Ireland) Order 1997texttext/xmlenStatute Law Database2022-11-09Expert Participation2021-05-28The Road Traffic Regulation (Northern Ireland) Order 1997InstrumentPolice (Northern Ireland) Act 1998s.74(1)Sch.4 para.23SCHEDULESSCHEDULE 1TRAFFIC REGULATION ORDERS4F1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .