Discussion document from the Netherlands and Italy to serve presenting potential new requirements for headlamp levelling, in particular regarding the vertical inclination in relation to the dipped-beam headlamp mounting height. The proposal is based on the original proposal of the Informal Working Group on Visibility, Glare and Levelling (VGL) (informal documents GRE-78-23-Rev.1, GRE-78-32, GRE-78-36) and discussions during the GRE 78th session.

a) Proposal to amend UN R48 to clarify the DRL switching-off conditions (also aligning them with the existing switching-off conditions for front position lamps reciprocally incorporated with DI) and/or light intensity reduction when DRL and DI are totally or partially reciprocally incorporated and when their distance is equal or less than 40 mm.
b) Proposal to introduce into UN R87 the possibility of a supplemental verification and certification of the “reduced luminous intensity”, fulfilling the pertinent requirements in Regulation No. 48.

Proposal from the Simplification of Lighting Regulations informal group to introduce references to the three new simplified Regulations (Light-Signalling Devices (LSD), Road Illumination Devices (RID) and Retro-Reflective Devices (RRD)) into the 05 series of Regulation No. 48.

Comments on the proposal from Germany and Italy for the 07 series of amendments to UN R48 and for Supplement 20 to UN R87.

Proposal from the Simplification of Lighting Regulations informal group to introduce references to the three new simplified Regulations (Light-Signalling Devices (LSD), Road Illumination Devices (RID) and Retro-Reflective Devices (RRD)) into the 05 series of Regulation No. 48.

SAE proposals regarding the proposal (document GRE-78-21/Rev.1) from the Task Force on Headlamp Switching to clarify requirements for electrical connections for headlamps, daytime running lamps, and related lighting devices.

Proposal for changes to document GRE/2018/13 consolidating common definitions of terms concerning lighting, light signalling, retro-reflective devices and device installation into Regulation No. 48.

Proposal from the SLR informal group to improve the general requirements proposed in documents GRE/2018/16 and GRE/2018/18.