Article 4 General obligations of the Secretary of StateF10

Subject to the dates of phases of application set out in Annex III to this Regulation and without prejudice to F1Article 42 of Regulation (EU) 2018/858, F2the approval authority shall refuse, on grounds relating to the permissible sound level, to grant F3GB type-approval in respect of a type of motor vehicle which does not comply with the requirements of this Regulation.

From 1 July 2016, F4the approval authority shall refuse, on grounds relating to the permissible sound level, to grant GB type-approval in respect of a type of replacement silencing system, or components thereof, as a separate technical unit which does not comply with the requirements of this Regulation.

F5The approval authority may grant GB type-approval, under the terms and test procedures of Annex II of Directive 70/157/EEC as it had effect in EU law on IP completion date, to a replacement silencing system, or components thereof, as a separate technical unit intended for vehicles type-approved before the dates of phases of application set out in Annex III to this Regulation.

Subject to the dates of phases of application set out in Annex III to this Regulation, F6the Secretary of State shall, on grounds relating to the permissible sound level, consider certificates of conformity for new vehicles to be no longer valid for the purposes of F7Article 48 of Regulation (EU) 2018/858, and shall prohibit the registration, sale and entry into service of such vehicles where such vehicles do not comply with this Regulation.

F8The Secretary of State shall permit, on grounds relating to the permissible sound level, the sale and entry into service of a replacement silencing system, or components thereof, as a separate technical unit, if it conforms to a type in respect of which a GB type-approval has been granted in accordance with this Regulation.

The Secretary of State shall permit the sale and entry into service of replacement silencing systems, or components thereof, F9holding an EU type-approval as a separate technical unit under the terms of Annex II to Directive 70/157/EEC issued by—