International Automotive Lighting and Light-signalling Expert Group
27 Jun 2025 ADS marker lamps: Draft technical characteristics (GTB) AVSR-26-03 2025-06-27 GTB
1 Oct 2025 ADS marker lamp: Draft technical characteristics (GTB) AVSR-27-01/Rev.1 2025-10-01 GTB
26 Sep 2025 ADS marker lamp: Working draft proposal for a new UN Regulation (GTB) AVSR-27-03 2025-09-26 GTB
1 Dec 2025 Automated Driving Systems Marker Lamp (ADS ML) (GTB) AVSR-28-03 2025-12-01 GTB
6 Apr 2025 Reversing projection: Statistical data supporting GRE/2024/20 Rev.1 (GTB) GRE-92-04 2025-04-06 GTB
6 Apr 2025 Direction indicator projections: Statistical evidence in support of GRE/2025/21/Rev.1 (GTB) GRE-92-05 2025-04-06 GTB
6 Apr 2025 Energy Saving Opportunities in Automotive Lighting: GTB Activities Status Report (GTB) GRE-92-06 2025-04-06 GTB
24 Apr 2025 Proposal for a Supplement to the 01 series of amendments to UN R148 and to the 06, 07, 08 and 09 series of amendments to UN R48 (GTB) GRE-92-32 2025-04-24 Proposal to introduce provisions enabling the approval of reversing light projections. GTB
15 Oct 2025 Energy Saving Opportunities in Automotive Lighting (GTB) GRE-93-09 2025-10-15 GTB
17 Oct 2025 TF AVSR: Automated Driving Systems Marker Lamp (GTB) GRE-93-17 2025-10-17 GTB
3 Feb 2025 UN R65: Proposal for Supplement 13 (GTB) GRE/2024/16/Rev.1 2025-02-03 Proposal to correct and clarify the existing provisions. The proposal aims to allow Category HT and X special warning lamps emitting light in different colours in the same manner as Category T. GTB
3 Feb 2025 UN R148: Proposal for a Supplement to the 01 series of amendments (GTB) GRE/2024/20/Rev.1 2025-02-03 Proposal aims to introduce reversing projections. This proposal intends to introduce the possibility of light-signalling, in form of projection of patterns on the road, for other road users through new light-signalling function “Reversing projection”. Proposal also applies for a Supplement to the 06, 07, 08 and 09 series of amendments to UN Regulation No. 48 GTB
4 Feb 2025 UN R148: Proposals for Supplement to the 01 series of amendments (GTB) GRE/2024/21/Rev.1 2025-02-04 Proposal aims to introduce Direction Indicator Projections. This proposal intends to introduce the possibility of light-signalling, in form of projection of patterns on the road, for other road users through new light-signalling function “Direction indicator projection”. Proposal for a Supplement to the 06, 07, 08 and 09 series of amendments to UN Regulation No. 48 GTB
3 Feb 2025 UN R48: Proposal for a Supplement to the 06, 07, 08 and 09 series of amendments (GTB) GRE/2025/6 2025-02-03 Proposal to allow the installation of side-marker lamps combined with retro-reflectors on the lateral foremost position on semi-trailers. GTB
3 Feb 2025 UN R48: Proposal for a Supplement to the 09 series of amendments (GTB) GRE/2025/7 2025-02-03 Proposal to clarify the duration of the optical indication of the answer-back signal. GTB
3 Feb 2025 UN R149: Proposal for a Supplement to the original text and the 01 series of amendments (GTB) GRE/2025/8 2025-02-03 Proposal to correct the numbering within paragraph 4.11. and to clarify the CoP provisions in Annex 8. GTB
6 Aug 2025 UN R48: Proposal for a Supplement to the 06, 07, 08 and 09 series of amendments (GTB) GRE/2025/10 2025-08-06 Proposal to clarify the voltage requirements for light-emitting diodes (LED). GTB
6 Aug 2025 UN R148: Proposal for a Supplement to the 01 series of amendments (GTB) GRE/2025/11 2025-08-06 Proposal to correct an editorial error regarding the markings for light source control gear. GTB
6 Aug 2025 UN R148: Proposal for a Supplement to the 01 series of amendments (GTB) GRE/2025/12 2025-08-06 Proposal to clarify the calculation method (i.e., rounding down to three digits) for the acceptance criteria in cases where tolerance limits are calculated. GTB
6 Aug 2025 UN R149: Proposal for a Supplement to the 01 series of amendments (GTB) GRE/2025/13 2025-08-06 Proposal to clarify the marking requirements for headlamp functions. GTB
6 Aug 2025 UN R149: Proposal for a Supplement to the 01 series of amendments (GTB) GRE/2025/14 2025-08-06 Proposal to improve the accuracy of the instrumental aiming method. GTB
6 Aug 2025 RE5: Proposal for an amendment (GTB) GRE/2025/15 2025-08-06 Proposal to introduce introduce new light emitting diode (LED) light source categories LRR8A and LRR8B and to amend provisions in paragraph 3.1, group 1, group 2, and group 3 concerning phase out of certain light source categories. GTB
7 Feb 2025 UN R48: Baseline document for Simplification Stage 2-Step 2 (GTB) SLR-71-07/Rev.1 2025-02-07 GTB
31 Mar 2025 LED lifetime requirements and non-replaceable light sources (GTB) SLR-72-13 2025-03-31 GTB
7 Apr 2025 Status of GRE SLR task force on "apparent surface/single lamp definition" issues (GTB) SLR-72-15 2025-04-07 GTB
19 Jun 2025 LED lifetime requirements (GTB) SLR-73-02 2025-06-19 GTB
16 Sep 2025 UN R48: Proposal to simplify paras. 6.x.4 and 6.x.5 (GTB) SLR-73-04/Rev.1 2025-09-16 GTB
2 Jul 2025 Input on SLR "apparent surface" discussions (GTB) SLR-73-06 2025-07-02 GTB
11 Jul 2025 UN R48: Baseline document for Stage 2 SLR (GTB) SLR-73-07/Rev.1 2025-07-11 GTB
16 Sep 2025 UN R48: Input on "apparent surface" discussions (GTB) SLR-74-05/Rev.1 2025-09-16 GTB
28 Nov 2025 UN R150: Proposal to reinsert "downward arrow" provision (GTB) SLR-75-03 2025-11-28 GTB
28 Nov 2025 Input for "apparent surface" lighting discussions (GTB) SLR-75-04 2025-11-28 GTB
12 Dec 2025 Input on "technology neutrality" in lighting regulations (GTB) SLR-75-06/Rev.1 2025-12-12 GTB
12 Dec 2025 UN R48: Baseline document for 10 series simplification project (GTB) SLR-75-10/Rev.1 2025-12-12 GTB
8 Dec 2025 Glare prevention: The glare phenomenon, its causes and relevance ranking of glare events (GTB) TFGP-05-06 2025-12-08 GTB
8 Dec 2025 Classification of lighting glare (GTB) TFGP-05-07 2025-12-08 GTB