http://www.legislation.gov.uk/nisi/1984/1986/article/12The Road Traffic, Transport and Roads (Northern Ireland) Order 1984texttext/xmlenStatute Law Database2016-02-15Expert Participation2012-07-01TransportDuration of road freight vehicle licencesF112. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .