Fra 24 måneder efter ikrafttrædelsesdatoen for supplement 12 kan de kontraherende parter, der anvender dette regulativ, nægte at anerkende godkendelse af sikkerhedsruder, som ikke bærer de symboler, der er foreskrives i punkt 5.5 i dette regulativ.
As from 24 months after the date of entry into force of Supplement 12, the Contracting Parties applying this Regulation may refuse to recognise the approval of safety glazing not bearing the symbols prescribed in paragraph 5.5 of this Regulation.