Highway Code signs and markings Date published: 02 March 2021 The Highway Code for Northern Ireland signs and markings. Documents Light signals controlling traffic Adobe PDF (134.05 KB) Signals to other road users Adobe PDF (151.3 KB) Signals by authorised persons Adobe PDF (371.54 KB) Traffic signs -signs giving orders Adobe PDF (312.84 KB) Traffic signs - warning signs Adobe PDF (273.25 KB) Traffic signs - direction signs Adobe PDF (1.03 MB) Traffic signs - information signs Adobe PDF (338.23 KB) Traffic signs - road works signs Adobe PDF (197.44 KB) Road markings Adobe PDF (234.94 KB) Vehicle markings Adobe PDF (87.74 KB) Help viewing documents Book traversal links for Highway Code signs and markings Road works, level crossings and tramways (288 to 307) Up The Highway Code Annexes Share this page Share on Facebook (external link opens in a new window / tab) Share on Twitter (external link opens in a new window / tab) Share by email (external link opens in a new window / tab)