International Automotive Lighting and Light-signalling Expert Group
679 documents
5 May 2021 UN R148: Detachable outer lens marking provision (GTB) SLR-47-03 2021-05-05 If the outer lens of a device can be separated from the main body, the UI or the approval mark with the additional symbols shall be repeated on the detachable lens. GTB
5 May 2021 UN R148: Comments on failure conditions (GTB) SLR-47-04 2021-05-05 GTB
11 Jun 2021 UN R149: Proposal for the 01 series of amendments (GTB) SLR-48-04 2021-06-11 GTB
14 Jun 2021 Editorial errors with regard to lighting scientific notations (GTB) SLR-48-08 2021-06-14 GTB
14 Jun 2021 Question on additional visibility test for red light towards front and/or white light towards rear of vehicle (GTB) SLR-48-09 2021-06-14 GTB
22 Jul 2021 UN R148: Tell-tale and rear registration plate illuminating device (GTB) SLR-49-01/Rev.1 2021-07-22 GTB
14 Jul 2021 UN R148: 01 series rear registration plate illumination devices (GTB) SLR-49-02 2021-07-14 GTB
15 Jul 2021 Question on test points of the photometric stability for LED H/L and AFS (GTB) SLR-49-08 2021-07-15 GTB
21 Jul 2021 UN R149: Comparison of photometric stability text (GTB) SLR-49-15/Rev.1 2021-07-21 GTB
21 Jul 2021 Revised marking examples for UN R148 and UN R150 (GTB) SLR-49-17 2021-07-21 GTB
30 Sep 2021 Technical requirements concerning manoeuvring lamps (GTB) SLR-51-08 2021-09-30 GTB
14 Dec 2021 Comments to Regulation Nos. 48/53/74/86/148/149 (GTB) SLR-52-05 2021-12-14 GTB
20 Dec 2021 Question concerning boundaries of geometric visibility for lighting (GTB) SLR-52-11 2021-12-20 GTB
19 Jan 2023 Headlamp levelling: Formula for vertical inclination limits of the cut-off (GTB) SLR-60-07 2023-01-19 GTB
24 Mar 2023 UN R148: Comments on apparent surface issue (GTB) SLR-61-08 2023-03-24 GTB
24 Mar 2023 SLR: Investigation-Apparent surface based on luminance criteria (GTB) SLR-61-09 2023-03-24 GTB
26 Jun 2023 UN R149: Correction to 01 series of amendments (photometric stability test point) (GTB) SLR-62-01/Rev.1 2023-06-26 GTB
10 Jul 2023 UN R48: Discussion of apparent surface and angles of geometric visibility (GTB) SLR-62-14 2023-07-10 GTB
1 Sep 2023 UN R48: Collation of proposals for [09] series of amendments (GTB) SLR-63-05/Rev.1 2023-09-01 GTB
30 Aug 2023 UN R48: Addition of Annexes with summary tables (GTB) SLR-63-07 2023-08-30 GTB
10 Nov 2023 UN R48: Discussion on dimensions (height, width, length, distance) and para. 6.x.4. (GTB) SLR-64-07 2023-11-10 GTB
10 Nov 2023 UN R48: New approach to apparent surface (GTB) SLR-64-09 2023-11-10 GTB
12 Dec 2023 SLR: Basic idea for division of focus between UN “installation” and “device” Regulations (GTB) SLR-65-07 2023-12-12 GTB
9 Feb 2024 UN R48: Baseline document for SLR Stage 2-Step 2 (GTB) SLR-65-10/Rev.1 2024-02-09 GTB
9 Feb 2024 Scientific notations in UN R48 (GTB) SLR-66-01 2024-02-09 GTB
9 Apr 2024 UN R48: Baseline document for Stage 2 / Step 2 SLR (GTB) SLR-67-04/Rev.1 2024-04-09 GTB
3 Apr 2024 UN R53 with scientific notation (GTB) SLR-67-06 2024-04-03 GTB
3 Apr 2024 UN R74 with scientific notation (GTB) SLR-67-07 2024-04-03 GTB
3 Apr 2024 UN R86 with scientific notation (GTB) SLR-67-08 2024-04-03 GTB
30 Jul 2024 UN R48: Baseline document for SLR Stage 2-Step 2 (GTB) SLR-68-01/Rev.1 2024-07-30 GTB
27 Jun 2024 UN R48: Proposal to align mounting height requirements for parking lamp and front position lamp (GTB) SLR-68-02 2024-06-27 GTB
13 Sep 2024 UN R48: Proposals for new summary tables on lamp positioning and geometric visibility angles (GTB) SLR-68-13/Rev.3 2024-09-13 GTB
13 Sep 2024 UN R48: Baseline document for SLR Stage 2-Step 2 (GTB) SLR-69-05/Rev.1 2024-09-13 GTB
6 Sep 2024 UN R48: Proposal for simplification of paragraphs 6.X.4. and 6.X.5. (GTB) SLR-69-11 2024-09-06 GTB
28 Nov 2024 Lifetime requirements: How to address "nonreplaceable light sources“ in a technology-neutral way (GTB) SLR-70-05 2024-11-28 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
6 Feb UN R48: Proposal to simplify paras. 6.x.4 and 6.x.5 (GTB) SLR-75-05/Rev.2 2026-02-06 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
27 Jan UN R48: Proposal for "apparent surface" (GTB) SLR-76-07 2026-01-27 GTB
6 Feb UN R48: Comparison of lighting functions (para. 6) (GTB) SLR-76-14 2026-02-06 GTB
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