Informal Group
Simplification of Lighting and Light-Signalling Regulations (SLR)

Reports to: GRE
Session 1 11 Sep 2014 1 2014-09-11
Session 2 23 Oct 2014 2 2014-10-23
Session 3 14 Jan 2015 3 2015-01-14
Session 4 13 Apr 2015 4 2015-04-13
Session 5 13 Oct 2015 5 2015-10-13
Session 6 5-6 Nov 2015 6 2015-11-05
Session 7 15-16 Dec 2015 7 2015-12-15
Session 8 13-14 Jan 2016 8 2016-01-13
Session 9 29 Feb-1 Mar 2016 9 2016-02-29
Session 10 14-15 Apr 2016 10 2016-04-14
Session 11 9-10 Jun 2016 11 2016-06-09
Session 12 5-7 Sep 2016 12 2016-09-05
Session 13 5-7 Oct 2016 13 2016-10-05
Session 14 5-7 Dec 2016 14 2016-12-05
Session 15 21-23 Feb 2017 15 2017-02-21
Session 16 22-24 Mar 2017 16 2017-03-22
Session 17 16-18 May 2017 17 2017-05-16
Session 18 13-15 Jun 2017 18 2017-06-13
Session 19 12-14 Jul 2017 19 2017-07-12
Session 20 4-6 Oct 2017 20 2017-10-04
Session 21 18-21 Dec 2017 21 2017-12-18
Session 22 29 Jan-1 Feb 2018 22 2018-01-29
Session 23 4-6 Apr 2018 23 2018-04-04
Session 24 30 May-1 Jun 2018 24 2018-05-30
Session 25 3-5 Jul 2018 25 2018-07-03
Session 26 24-26 Sep 2018 26 2018-09-24
Session 27 10-12 Dec 2018 27 2018-12-10
Session 28 25-27 Feb 2019 28 2019-02-25
Session 29 27-29 Mar 2019 29 2019-03-27
Session 30 22-24 May 2019 30 2019-05-22
Session 31 3-5 Jul 2019 31 2019-07-03
Session 32 3-5 Sep 2019 32 2019-09-03
Session 33 9-11 Oct 2019 33 2019-10-09
Session 34 4-6 Nov 2019 34 2019-11-04
Session 35 11-13 Dec 2019 35 2019-12-11
SLR: Headlamp Leveling 28 Nov 2019 35 2019-11-28
Session 36 8-10 Jan 36 2020-01-08
Session 37 2-5 Mar 37 2020-03-02
Session 38 27-29 May 38 2020-05-27
Session 39 7-10 Jul 39 2020-07-07
Session 40 26-28 Aug 40 2020-08-26
Session 41 21-23 Sep 41 2020-09-21
Session 42 3-5 Nov 42 2020-11-03
SLR: Headlamp Levelling 5 Nov 42 2020-11-05
Session 43 9-11 Dec 43 2020-12-09
Recent documents submitted to SLR
Minutes of the special SLR informal group sessions on headlamp leveling | SLR-HL-04
3 December 2020-12-03 2020-12-03 19:22:45 UTC
DETA: SLR informal group presentation on the Unique Identifier (UI) | SLR-42-12/Rev.2
3 December 2020-12-03 2020-11-05 15:44:53 UTC
UN R150: Application of scientific notations | SLR-43-07
3 December 2020-12-03 2020-12-03 19:29:59 UTC
UN R149: Application of scientific notations | SLR-43-06
3 December 2020-12-03 2020-12-03 19:29:04 UTC
UN R148: Application of scientific notations | SLR-43-05
3 December 2020-12-03 2020-12-03 19:28:00 UTC
UN R149: Aide-memoire regarding specification of transitional provisions | SLR-43-04
3 December 2020-12-03 2020-12-03 19:26:34 UTC
UN R45: Missing reference to UN R149 | SLR-43-03
3 December 2020-12-03 2020-12-03 19:24:41 UTC
Reasons for a new series of amendments (R148, R149, R150) | SLR-43-02
1 December 2020-12-01 2020-12-01 20:34:01 UTC
UN R149: Working draft 01 series of amendments | SLR-43-01
9 November 2020-11-09 2020-11-09 07:52:54 UTC
UN R86: Draft proposal for a Supplement to the 01 series | SLR-42-03/Rev.1
9 November 2020-11-09 2020-11-01 12:17:54 UTC
UN R149: Outcome of the task force on Failure Provisions for Road Illumination Devices | SLR-42-02/Rev.1
9 November 2020-11-09 2020-11-01 12:15:30 UTC
UN R149: Proposal for simplification of photometric stability testing | SLR-42-05/Rev.1
9 November 2020-11-09 2020-11-01 12:21:38 UTC
Draft agenda for the 42nd SLR informal group session | SLR-42-06/Rev.1
9 November 2020-11-09 2020-11-01 12:23:23 UTC
UN R150: Updated working draft of the 01 series of amendments | SLR-42-11/Rev.1
9 November 2020-11-09 2020-11-05 15:42:49 UTC
UN R149: Draft proposal for the 01 series of amendments | SLR-42-01/Rev.1
9 November 2020-11-09 2020-10-11 15:31:30 UTC
UN R48: Headlamp leveling provisions including 5 November 2020 SLR informal group session | SLR-HL-03
5 November 2020-11-05 2020-11-05 16:46:24 UTC
Headlamp leveling: Effects for glare of the proposed aiming/tolerance boxes | SLR-HL-02
5 November 2020-11-05 2020-11-05 15:53:32 UTC
Agenda for the SLR special session on headlamp levelling | SLR-HL-01
5 November 2020-11-05 2020-11-01 12:29:18 UTC
UN R48: Revision of document GRE-83-28 on additional contributors for driving-beam | SLR-42-10
5 November 2020-11-05 2020-11-05 15:47:22 UTC
UN R150: Questions on luminance factor and marking under the 01 series | SLR-42-09
5 November 2020-11-05 2020-11-05 15:41:33 UTC
UN R149: SLR Hard-Working Team comments on Stage 2 | SLR-42-08
4 November 2020-11-04 2020-11-04 09:37:51 UTC
Lighting simplification: Proposals affecting different series of amendments | SLR-42-07
4 November 2020-11-04 2020-11-04 09:35:39 UTC
Necessity of the oblique stroke (“/”) in the approval marking of headlamps | SLR-42-04
31 October 2020-10-31 2020-11-01 12:20:17 UTC
Subjects directly under SLR
Please note that some items may no longer be active.
RE 5: Resolution on light sources Last updated: December 2020 Resolution 5
SLR Last updated: December 2020 Program
UN R37 Filament Lamps Last updated: December 2020 UNR 37
UN R99 Gas-discharge Light Sources Last updated: October 2020 UNR 99
UN R128 LED Light Sources Last updated: December 2020 UNR 128
UN R148 Light-Signalling Devices Last updated: December 2020 UNR 148
UN R149 Road Illumination Devices (RID) Last updated: December 2020 UNR 149
UN R150 Retro-reflective Devices (RRD) Last updated: December 2020 UNR 150