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11 Jan 2018
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UN R24: Proposal for amendments (OICA)
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GRPE-76-21
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2018-01-11 |
Proposal to align UN R24 (Compression Ignition Engines - Emission of Visible Pollutants - Power Measurement) with UN R85 with regard to correction factors.
OICA |
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13 Jun 2018
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UN R24: Justification for alignment with UN R85 (OICA)
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GRPE-77-20
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2018-06-13 |
Explanation of the proposal (GRPE/2018/19) to align UN R24 (Compression Ignition Engines – Emission of Visible Pollutants – Power Measurement) with UN R85 with regard to correction factors. OICA |
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11 Jun 2020
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UN R24: Proposal to exclude UN R24 from the scope of UN R49 -06 engine emissions (OICA)
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GRPE-81-28
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2020-06-11 |
OICA |
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12 Jan 2021
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UN R24: Proposal to amend the amendment to 03 series of amendments (OICA)
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GRPE-82-25
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2021-01-12 |
Proposes to amend the scope to clarify that UN R 49-06 series engine certification (corresponding to Euro VI) have no smoke and does not include the certification according to UN Regulation 24.
OICA |
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30 Dec 2021
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UN R24: Proposal for a Supplement (OICA)
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GRPE-85-23
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2021-12-30 |
The use of test fuels is permitted for certification testing of gaseous and particulate pollutants and power/smoke testing in Europe. However, other countries that have adopted and referenced UN R24 may not allow this. This proposal would permit the use of the same test fuel in cases where the testing for emission of gaseous and particulate pollutants is conducted at the same time as the testing under UN R24. OICA |
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26 May 2023
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UN R24: Proposal to supersede GRPE/2023/18 (OICA)
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GRPE-89-18
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2023-05-26 |
Revised proposal, superseding the original proposal, to clarify the wording regarding the use of the reference fuel required for emission testing, to permit testing with the same reference fuel used for emission testing, and to align with recently adopted amendments to Regulation No. 85. OICA |
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11 Oct 2024
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UN R : determination of system power of hybrid electric vehicles and of pure electric vehicles having more than one electric machine for propulsion (EC, Japan, and OICA)
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GRPE-91-19/Rev.1
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2024-10-11 |
Proposal for amendment to 2024/23, OICA proposal to transpose the content of UN GTR No. 21 into a new UN Regulation of the 1958 Agreement. EC Japan OICA |
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19 Apr 2018
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UN R24: Proposal for amendments (OICA)
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GRPE/2018/19
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2018-04-19 |
Proposal to align UN R24 (Compression Ignition Engines – Emission of Visible Pollutants – Power Measurement) with UN R85 with regard to correction factors. OICA |
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14 Nov 2018
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UN R24: Proposal for amendments (OICA)
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GRPE/2019/6
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2018-11-14 |
Proposal to align the provisions of the 03 series of amendments to UN R24 with UN R85. Other amendments are proposed in order to bring the format of UN R24 up to date. OICA |
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4 Nov 2020
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UN R24: Proposal for amendments to the 03 series of amendments (OICA)
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GRPE/2021/8
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2020-11-04 |
Proposal to clarify the scope and application of the regulation. OICA |
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4 May 2021
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UN R24: Proposal for amendment to 03 series of amendments (OICA)
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GRPE/2021/15
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2021-05-04 |
Amends the Scope to better clarify its applicability. OICA |
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26 Oct 2021
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UN R24: Proposal for a new Supplement to the 03 series of amendments (OICA)
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GRPE/2022/4
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2021-10-26 |
Proposal to align UN R24 with to align the UN R85 and ISO 1585:2020. OICA |
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21 Mar 2022
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UN R24: Proposal for a Supplement to the 03 series of amendments (OICA)
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GRPE/2022/22
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2022-03-21 |
Proposal to allow for the usage of the reference fuel required for emission testing when the manufacturer applies for UN R85 and/or UN R49 type approval at same time. OICA |
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16 Mar 2023
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UN R24: Proposal for a new Supplement to the 03 series of amendments (OICA)
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GRPE/2023/18
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2023-03-16 |
Proposal to clarify the wording regarding the use of the reference fuel required for emission testing, to permit testing with the same reference fuel used for emission testing, and to align with recently adopted amendments to Regulation No. 85. OICA |