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 2020 36 2020-01-08
Session 37 2-5 Mar 2020 37 2020-03-02
Session 38 27-29 May 2020 38 2020-05-27
Session 39 7-10 Jul 2020 39 2020-07-07
Session 40 26-28 Aug 2020 40 2020-08-26
Session 41 21-23 Sep 2020 41 2020-09-21
Session 42 3-5 Nov 2020 42 2020-11-03
SLR: Headlamp Levelling 5 Nov 2020 42 2020-11-05
Session 43 9-11 Dec 2020 43 2020-12-09
SLR: Headlamp levelling 9 Dec 2020 43 2020-12-09
Session 44 12-14 Jan 44 2021-01-12
SLR: Headlamp Levelling 12 Jan 44 2021-01-12
Session 45 17-19 Feb 45 2021-02-17
Session 46 24-26 Mar 46 2021-03-24
Recent documents submitted to SLR
UN R150: Working draft 01 series of amendments | SLR-46-02
23 February 2021-02-23 2021-02-23 07:54:26 UTC
Agenda for the 45th SLR informal group session | SLR-45-11/Rev.1
22 February 2021-02-22 2021-02-13 11:01:24 UTC
UN R150: Working draft 01 series of amendments | SLR-45-20
21 February 2021-02-21 2021-02-21 17:29:49 UTC
UN R149: Draft 01 series of amendments with corrections | SLR-45-13/Rev.1
21 February 2021-02-21 2021-02-16 14:36:34 UTC
UN R149: Draft 01 series of amendments | SLR-46-01
21 February 2021-02-21 2021-02-21 17:22:19 UTC
UN R149: New photometric tables | SLR-45-01/Rev.1
21 February 2021-02-21 2021-01-24 18:14:36 UTC
Proposal for R48, R148, R149: Visibility of red light and white light | SLR-44-07/Rev.1
21 February 2021-02-21 2021-01-07 21:34:58 UTC
DETA: Updated Unique Identifier presentation | SLR-44-05/Rev.1
21 February 2021-02-21 2021-01-07 21:32:09 UTC
UN R48: Adaptation of the 06 and 07 series of amendments to the Stage 2 simplification of lighting regulations | SLR-43-17/Rev.3
20 February 2021-02-20 2020-12-09 16:39:23 UTC
UN R48: Adaptation of the 03, 04, and 05 series of amendments to the Stage 2 simplification of lighting regulations | SLR-43-18/Rev.2
20 February 2021-02-20 2020-12-09 16:40:49 UTC
UN R86: Adaptation to UN R149 Stage 2 development | SLR-45-17/Rev.1
20 February 2021-02-20 2021-02-17 08:55:01 UTC
UN R148: Proposal to amend Para. 4 and Annex 8 (inc. light source issue) in the draft 01 series | SLR-45-14/Rev.1
20 February 2021-02-20 2021-02-16 14:38:02 UTC
Clarification of markings under the 01 series of UN R148 and UNR150 | SLR-45-06/Rev.1
20 February 2021-02-20 2021-02-13 11:03:17 UTC
UN R148: Updated working draft 01 series of amendments | SLR-45-08/Rev.1
20 February 2021-02-20 2021-02-13 11:06:46 UTC
UN R149: Correlation table between the 00 and 01 series of amendments | SLR-45-19
19 February 2021-02-19 2021-02-19 08:48:31 UTC
UN R148: Correlation table for the 00 and 01 series of amendments | SLR-45-18
17 February 2021-02-17 2021-02-17 08:57:11 UTC
UN R148: 01 series draft decision tree for light source usage | SLR-45-16
16 February 2021-02-16 2021-02-16 14:43:16 UTC
UN R148: Draft 01 series improvement- para.4 voltage arrangement | SLR-45-15
16 February 2021-02-16 2021-02-16 14:41:42 UTC
RE5: Aligning the HID colour boundaries with Halogen and LED (removing HID colour restrictions) | SLR-45-12
16 February 2021-02-16 2021-02-16 14:34:43 UTC
Corrections to documents WP.29/2021/30 and WP.29/2021/31 | SLR-45-10
16 February 2021-02-16 2021-02-16 11:09:32 UTC
UN R148: Explanation of main changes in 01 series draft | SLR-45-09
13 February 2021-02-13 2021-02-13 11:08:25 UTC
UN R148: 01 series change index table discussion | SLR-45-07
13 February 2021-02-13 2021-02-13 11:05:31 UTC
Proposal for UN R148, R149, and R150 01 series transitional provisions | SLR-45-05
11 February 2021-02-11 2021-02-11 15:38:04 UTC
UN R48: Park condition and answer-back signal | SLR-45-04
11 February 2021-02-11 2021-02-11 15:36:18 UTC
UN R148: Comments on paragraph 4 and Annex 8 light source provisions | SLR-45-03
5 February 2021-02-05 2021-02-05 16:30:39 UTC
UN R48: Revised proposal on headlamp levelling | SLR-HL-14
27 January 2021-01-27 2021-01-27 16:50:29 UTC
Minutes of the 12 January 2021 SLR session on headlamp levelling | SLR-HL-13
27 January 2021-01-27 2021-01-27 16:47:23 UTC
Subjects directly under SLR
Please note that some items may no longer be active.
RE 5: Resolution on light sources Last updated: February 2021 Resolution 5
SLR Last updated: February 2021 Program
UN R37 Filament Lamps Last updated: February 2021 UNR 37
UN R99 Gas-discharge Light Sources Last updated: October 2020 UNR 99
UN R128 LED Light Sources Last updated: January 2021 UNR 128
UN R148 Light-Signalling Devices Last updated: February 2021 UNR 148
UN R149 Road Illumination Devices (RID) Last updated: February 2021 UNR 149
UN R150 Retro-reflective Devices (RRD) Last updated: February 2021 UNR 150