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UN R178 | Original text
(2026)
New UN Regulation
UN R178 | Original text was adopted during the 196th WP.29 session (23-27
Jun) based on WP.29/2025/79.
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WP.29/2025/79: Proposal to transpose EU Regulation 2021/64 on emergency lane-keeping systems into a new regulation under the 1958 Agreement on the mutual recognition of type approvals. With 37 of the Contracting Parties applying UN R178 present and voting, AC.1 adopted document WP.29/2025/79 by a vote of 37 in favor, 0 opposed, with 0 abstaining.
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UN R177 | Original text
(2025)
New UN Regulation
UN R177 | Original text was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/25.
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WP.29/2025/25: Proposal for a new UN Regulation transposing GTR 21 for use under the 1958 Agreement. With 36 of the 0 Contracting Parties applying UN R177 present and voting, AC.1 adopted document WP.29/2025/25 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R149 | Original text | Supplement 9
(2025)
UN R149 | Original text | Supplement 9 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/38.
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WP.29/2025/38: Proposal to rectify an inconsistency between UN R149 and UN R98, 112 and 123 by aligning the measurement points for the mechanical deterioration test. The deletion of measuring point HV for the passing-beam headlamps does not change any technical requirement since there are no photometric values specified for point HV in the UN R149. With 36 of the 59 Contracting Parties applying UN R149 present and voting, AC.1 adopted document WP.29/2025/38 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R149 | 01 series of amendments | Supplement 5
(2025)
UN R149 | 01 series of amendments | Supplement 5 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/39.
WP.29/2025/39: Proposal to:- Rectify an inconsistency between UN R149 and UN R98, R112 and R123 by aligning the measurement points for the mechanical deterioration test
- Correct the Conformity of Production tables
- Amend failure detection and signalisation requirements to reflect technological progress in multiple light sources.
With 36 of the 59 Contracting Parties applying UN R149 present and voting, AC.1 adopted document WP.29/2025/39 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R83 | 08 series of amendments | Supplement 2
(2025)
UN R83 | 08 series of amendments | Supplement 2 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/27.
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WP.29/2025/27: Proposal to delete reference numbers to absent footnotes (delete orphaned reference numbers). With 34 of the 51 Contracting Parties applying UN R83 present and voting, AC.1 adopted document WP.29/2025/27 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 06 series of amendments | Supplement 21
(2025)
UN R48 | 06 series of amendments | Supplement 21 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/33.
WP.29/2025/33: Proposal to:- Align UN R48 with updated requirements in UN R149 with regard to light sources and total objective luminous flux
- Replace the term “LED module” with "Light source module"
- Modify wording to adapt to the introduction of "matched pair" requirements for headlamps and AFS
- Align the requirements for off-road vehicles passing-beam vertical inclination across UN R48 series
- Allow the projection of a pattern for predicted trajectory
- Amend failure detection and signalisation requirements to reflect technological progress in multiple light sources.
With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/33 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 05 series of amendments | Supplement 18
(2025)
UN R48 | 05 series of amendments | Supplement 18 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/32.
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WP.29/2025/32: Proposal to correct a reference to the 01 series of amendments to UN R148 and to align UN R48 with the 01 series of amendments to UN R148 and R149. With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/32 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 04 series of amendments | Supplement 23
(2025)
UN R48 | 04 series of amendments | Supplement 23 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/31.
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WP.29/2025/31: Proposal to correct a reference to the 01 series of amendments to UN Regulation No. 148 and align UN R48 from the 03 to the 08 series of amendments with 01 series of amendments to UN Regulations Nos.148 and 149. With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/31 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R158 | Original text | Supplement 5
(2025)
UN R158 | Original text | Supplement 5 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/24.
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WP.29/2025/24: Proposal to clarify the vehicle conditions of the test methods for detection systems in Annex 10, including to specify that not only rear hatches or trunk lids but also the tail gates of cargo trucks and van-type vehicles should be closed or latched in their normal vehicle operating condition during the test. With 36 of the 59 Contracting Parties applying UN R158 present and voting, AC.1 adopted document WP.29/2025/24, as amended by para. 66 per the session report, by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 03 series of amendments | Supplement 10
(2025)
UN R48 | 03 series of amendments | Supplement 10 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/30.
WP.29/2025/30: Proposal to:- Clarify that only light-signalling devices may incorporate an illuminated logo
- Align UN R48 with 01 series of amendments to R148 and R149. With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/30 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 07 series of amendments | Supplement 8
(2025)
UN R48 | 07 series of amendments | Supplement 8 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/34.
WP.29/2025/34: Proposal to:- Align the requirements in UN R48 with updated requirements in UN R149 (e.g., require the communication form to indicate whether the total objective luminous flux of one or more light source(s) or light source module(s) for a dipped beam exceeds 2,000 lumens)
- Replace the term “LED module” with "Light source module" and modify wording to adapt to the introduction of "matched pair" requirements for headlamps and AFS
- Align the requirements for off-road vehicles passing-beam vertical inclination between the 06, 07, 08 series and the 09 series of amendments to UN R48
Allow the projection of a pattern for predicted trajectory- Amend failure detection and signalisation requirements to reflect technological progress in multiple light sources.
With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/34 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R161 | Original text | Supplement 5
(2025)
UN R161 | Original text | Supplement 5 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/21.
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WP.29/2025/21: Proposal to align the wording of provisions relating to compliance with UN R10 (electromagnetic compatibility) with the wording adopted by WP.29 for the same provisions under UN R157 (WP.29/2023/131). With 36 of the 59 Contracting Parties applying UN R161 present and voting, AC.1 adopted document WP.29/2025/21 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R79 | 04 series of amendments | Supplement 7
(2025)
UN R79 | 04 series of amendments | Supplement 7 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/13.
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WP.29/2025/13: Proposal to update the text in line with the establishment of UN R171 on Driver Control Assistance Systems. With 34 of the 49 Contracting Parties applying UN R79 present and voting, AC.1 adopted document WP.29/2025/13 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R13 | 14 series of amendments | Supplement 1
(2025)
UN R13 | 14 series of amendments | Supplement 1 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/11.
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WP.29/2025/11: Proposal to resolve an inconsistency in wording across the series with regard to the parking brake performance requirement. With 34 of the 53 Contracting Parties applying UN R13 present and voting, AC.1 adopted document WP.29/2025/11 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R13 | 13 series of amendments | Supplement 4
(2025)
UN R13 | 13 series of amendments | Supplement 4 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/10.
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WP.29/2025/10: Proposal to resolve an inconsistency in wording across the series with regard to the parking brake performance requirement. With 34 of the 53 Contracting Parties applying UN R13 present and voting, AC.1 adopted document WP.29/2025/10 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R13 | 12 series of amendments | Supplement 6
(2025)
UN R13 | 12 series of amendments | Supplement 6 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/9.
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WP.29/2025/9: Proposal to resolve an inconsistency in wording across the series with regard to the parking brake performance requirement. With 34 of the 53 Contracting Parties applying UN R13 present and voting, AC.1 adopted document WP.29/2025/9 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R13 | 11 series of amendments | Supplement 24
(2025)
UN R13 | 11 series of amendments | Supplement 24 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/8.
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WP.29/2025/8: Proposal to resolve an inconsistency in wording across the series with regard to the parking brake performance requirement. With 34 of the 53 Contracting Parties applying UN R13 present and voting, AC.1 adopted document WP.29/2025/8 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R13 | 15 series of amendments
(2025)
New Series
UN R13 | 15 series of amendments was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/6.
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WP.29/2025/6: Proposal to ensure that endurance braking is assessed in the context of the Type II-A test based on the maximum mass of the vehicle or vehicle combination. With 34 of the 53 Contracting Parties applying UN R13 present and voting, AC.1 adopted document WP.29/2025/6 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R79 | 03 series of amendments | Supplement 12
(2025)
UN R79 | 03 series of amendments | Supplement 12 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/12.
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WP.29/2025/12: Proposal to update the text in line with the establishment of UN R171 on Driver Control Assistance Systems. With 34 of the 49 Contracting Parties applying UN R79 present and voting, AC.1 adopted document WP.29/2025/12 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R116 | 01 series of amendments | Supplement 3
(2025)
UN R116 | 01 series of amendments | Supplement 3 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/20.
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WP.29/2025/20: Proposal to align the wording on compliance with UN R10 (electromagnetic compatibility) with the wording approved by WP.29 for the same provision under UN R157 (WP.29/2023/131). With 35 of the 57 Contracting Parties applying UN R116 present and voting, AC.1 adopted document WP.29/2025/20, as amended by para. 66 per the session report, by a vote of 35 in favor, 0 opposed, with 0 abstaining.
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UN R100 | 04 series of amendments | Supplement 2
(2025)
UN R100 | 04 series of amendments | Supplement 2 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/43.
WP.29/2025/43: Proposal to introduce - The term and definition of "common space", and
- Provisions for ensuring the confidentiality of intellectual property
and to note exemptions for existing approvals with regard to the provision "to allow egress" in the approval Communication form. With 35 of the 54 Contracting Parties applying UN R100 present and voting, AC.1 adopted document WP.29/2025/43 by a vote of 35 in favor, 0 opposed, with 0 abstaining.
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UN R100 | 03 series of amendments | Supplement 5
(2025)
UN R100 | 03 series of amendments | Supplement 5 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/42.
WP.29/2025/42: Proposal to introduce - The term and definition of "common space", and
- Provisions for ensuring the confidentiality of intellectual property
and to note exemptions for existing approvals with regard to the provision "to allow egress" in the approval Communication form. With 35 of the 54 Contracting Parties applying UN R100 present and voting, AC.1 adopted document WP.29/2025/42 by a vote of 35 in favor, 0 opposed, with 0 abstaining.
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UN R148 | 01 series of amendments | Supplement 4
(2025)
UN R148 | 01 series of amendments | Supplement 4 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/37.
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WP.29/2025/37: Proposal to correct a reference for the determination of the approval marking size. With 36 of the 59 Contracting Parties applying UN R148 present and voting, AC.1 adopted document WP.29/2025/37 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R48 | 08 series of amendments | Supplement 6
(2025)
UN R48 | 08 series of amendments | Supplement 6 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/35.
WP.29/2025/35: Proposal to:- Align the requirements in UN R48 with updated requirements in UN R149 (e.g., require the communication form to indicate whether the total objective luminous flux of one or more light source(s) or light source module(s) for a dipped beam exceeds 2,000 lumens)
- Replace the term “LED module” with "Light source module" and modify wording to adapt to the introduction of "matched pair" requirements for headlamps and AFS
- Align the requirements for off-road vehicles passing-beam vertical inclination between the 06, 07, 08 series and the 09 series of amendments to UN R48
Allow the projection of a pattern for predicted trajectory- Amend failure detection and signalisation requirements to reflect technological progress in multiple light sources.
With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/35 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R96 | 05 series of amendments | Supplement 2
(2025)
UN R96 | 05 series of amendments | Supplement 2 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/28.
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WP.29/2025/28: Proposal to correct editorial errors to the text of Supplement 1 to the 05 series of amendments. With 32 of the 47 Contracting Parties applying UN R96 present and voting, AC.1 adopted document WP.29/2025/28 by a vote of 32 in favor, 0 opposed, with 0 abstaining.
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UN R49 | 06 series of amendments | Supplement 10
(2025)
UN R49 | 06 series of amendments | Supplement 10 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/26.
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WP.29/2025/26: Proposal to remove additions to non-existing part of the 06 series of amendments (delete the PEMS PM number). With 33 of the 50 Contracting Parties applying UN R49 present and voting, AC.1 adopted document WP.29/2025/26 by a vote of 33 in favor, 0 opposed, with 0 abstaining.
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UN R168 | Original text | Supplement 1
(2025)
UN R168 | Original text | Supplement 1 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/29.
WP.29/2025/29: Proposal to:- Clarify the need for 3-phase and 4-phase analysis of test data depending on the fuel type of the engine (petrol or diesel)
- Clarify and align the provision of PEMS concentration and emission correction with UN Regulations as common provision
- Amend the scope to allow type approval of vehicles that previously were only within the scope as an extension based on their reference mass.
With 36 of the 61 Contracting Parties applying UN R168 present and voting, AC.1 adopted document WP.29/2025/29 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R171 | 01 series of amendments
(2025)
New Series
UN R171 | 01 series of amendments was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/7 and WP.29-195-05.
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WP.29/2025/7: Proposal to introduce new provisions to enable regulating DCAS supporting system-initiated manoeuvres and/or allowing skipping “hands-on” requests, ensuring maintaining string stability and providing additional editorial corrections and clarifications. With 36 of the 61 Contracting Parties applying UN R171 present and voting, AC.1 adopted document WP.29/2025/7, as amended by para. 64 per the session report, by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R92 | 03 series of amendments
(2025)
New Series
UN R92 | 03 series of amendments was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/3.
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WP.29/2025/3: Proposal to strengthen anti-tampering provisions. With 30 of the 44 Contracting Parties applying UN R92 present and voting, AC.1 adopted document WP.29/2025/3 by a vote of 30 in favor, 0 opposed, with 0 abstaining.
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UN R39 | 02 series of amendments
(2025)
New Series
UN R39 | 02 series of amendments was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/18/Rev.1.
WP.29/2025/18/Rev.1: Proposal to amend and extend the existing requirements for odometers to include provisions on:- accuracy of the on-board odometer mileage values,
- anti-tampering of the on-board odometer mileage values and
- accuracy and anti-tampering of the odometer mileage values displayed to the driver.
With 35 of the 51 Contracting Parties applying UN R39 present and voting, AC.1 adopted document WP.29/2025/18/Rev.1 by a vote of 35 in favor, 0 opposed, with 0 abstaining.
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UN R138 | 02 series of amendments | Supplement 1
(2025)
UN R138 | 02 series of amendments | Supplement 1 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/4.
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WP.29/2025/4: Proposal to clarify that the maximum sound pressure requirement at the front plane at standstill condition in reverse shall be equal to the maximum level requirement in motion (defined by the QRTV task force as 75 dB(A) for both standstill and reverse driving). With 36 of the 59 Contracting Parties applying UN R138 present and voting, AC.1 adopted document WP.29/2025/4 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R100 | 05 series of amendments
(2025)
New Series
UN R100 | 05 series of amendments was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/41.
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WP.29/2025/41: Proposal to introduce new requirements concerning risks of thermal propagation for the approval of electric-powered vehicles. With 35 of the 54 Contracting Parties applying UN R100 present and voting, AC.1 adopted document WP.29/2025/41 by a vote of 35 in favor, 0 opposed, with 0 abstaining.
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UN R152 | 02 series of amendments | Supplement 4
(2025)
UN R152 | 02 series of amendments | Supplement 4 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/16 and WP.29-195-06.
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WP.29/2025/16: Proposal to permit the use of virtual testing as an alternative to physical testing. With 36 of the 59 Contracting Parties applying UN R152 present and voting, AC.1 adopted document WP.29/2025/16, as amended by para. 64 per the session report, by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R163 | Original text | Supplement 3
(2025)
UN R163 | Original text | Supplement 3 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/23.
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WP.29/2025/23: Proposal to align the provisions on compliance with UN R10 (electromagnetic compatibility) with the wording adopted by WP.29 for the same provisions under UN R157. With 36 of the 59 Contracting Parties applying UN R163 present and voting, AC.1 adopted document WP.29/2025/23 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R162 | Original text | Supplement 6
(2025)
UN R162 | Original text | Supplement 6 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/22.
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UN R48 | 09 series of amendments | Supplement 1
(2025)
UN R48 | 09 series of amendments | Supplement 1 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/36.
WP.29/2025/36: Proposal to:- Align UN R48 with UN R149 with regard to light sources and objective luminous flux
- Replace the term "LED module" with "Light source module"
- Align he requirements for off-road vehicles passing-beam vertical inclination across the 06, 07, 08 series and the 09 series
- Allow the projection of a pattern for predicted trajectory
- Amend failure detection and signalisation requirements to reflect technological progress in multiple light sources
- Remove the double requirement for a sum of reference marks and a sum of maximum luminous intensities.
With 34 of the 52 Contracting Parties applying UN R48 present and voting, AC.1 adopted document WP.29/2025/36, as amended by para. 69 per the session report, by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R152 | 01 series of amendments | Supplement 6
(2025)
UN R152 | 01 series of amendments | Supplement 6 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/15.
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WP.29/2025/15: Proposal to permit the use of virtual testing as an alternative to physical testing. With 36 of the 59 Contracting Parties applying UN R152 present and voting, AC.1 adopted document WP.29/2025/15 by a vote of 36 in favor, 0 opposed, with 0 abstaining.
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UN R124 | Original text | Supplement 4
(2025)
UN R124 | Original text | Supplement 4 was adopted during the 195th WP.29 session (3-7
Mar) based on WP.29/2025/5.
WP.29/2025/5: Proposal to clarify the text:- Clarify Annex 4 and exclude aluminum-alloy and magnesium-alloy wheels under test (b)
- Clarify Annex 6 to exclude deformation of the wheel
assembly and fractures in the area of a rim section struck by the face plate of the
striker from failure criteria
- require under Annex 6 to identify cracks occurred as a result of the test by using a suitable technical test
- Clarify Annex 8 with regard to air leakage.
With 34 of the 55 Contracting Parties applying UN R124 present and voting, AC.1 adopted document WP.29/2025/5 by a vote of 34 in favor, 0 opposed, with 0 abstaining.
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UN R174 | Original text
(2025)
New UN Regulation
UN R174 | Original text was adopted during the 194th WP.29 session (11-15
Nov 2024) based on WP.29/2024/153.
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