Document ID: chunk:federal_register_of_legislation:F2023L00129:front:0:p51
Version: federal_register_of_legislation:F2023L00129
Segment Type: other
Provision Reference: 
Character Range: 139814–142814

from two years after the official date of entry into force of the 07 series of amendments, for new vehicles equipped with positive-ignition engines, type 1A dual-fuel engines and type 1B dual-fuel engines (in dual-fuel mode) which do not comply with the maximum allowed conformity factor for PM number according to paragraph 6.3. of Annex 8 and the requirements of this Regulation, Contracting Parties applying this Regulation shall not be obliged to accept a type-approval which has not been granted in accordance with the 07 series of amendments to this Regulation. However, as from the official date of entry into force of the 07 series of amendments, the particle number work window conformity factor and CO2 mass window conformity factor shall be stated in the PEMS demonstration test results in the type-approval communication for monitoring purposes.

              13.2.5. As from the official date of entry into force of the 07 series of amendments, Contracting Parties applying this Regulation shall not be obliged to accept a type-approval for a vehicle with a reference mass exceeding 2,380 kg but not exceeding 2,610 kg, which has not been granted in accordance with the 07 series of amendments to this Regulation.

              13.3. Reserved

              13.4.  Special provisions

              13.4.1. Contracting Parties applying this Regulation may continue to grant approvals to those engine systems, or vehicles which comply with any previous series of amendments, or to any level of this Regulation provided that the vehicles are intended for sale or for export to countries that apply the relating requirements in their national legislations.

              13.4.2. Replacement engines for vehicles in use

               Contracting Parties applying this Regulation may continue to grant approvals to those engines which comply with the requirements of this Regulation as amended by any previous series of amendments, or to any level of this Regulation, provided that the engine is intended as a replacement for a vehicle in-use and for which that earlier standard was applicable at the date of that vehicle's entry into service.

              13.4.3. When applying the special provisions described in paragraph 13.4.1. or paragraph 13.4.2., the type approval communication in paragraph 1.6. of the Addendum to Annexes 2A and 2C shall include information relating to these provisions.

              13.4.3.1. In the case of approvals to the special provisions laid down in paragraph 13.4.1. the type approval communication shall include the following text at the front-end of the communication, with the relevant number of the series of amendments replacing the "xx" in the example below:

               "Engine complying to xx series of amendments to UN Regulation No. 49".

              13.4.3.2. In the case of approvals to the special provisions laid down in paragraph 13.4.2. the type approval communication shall include the following text at the front-end of the