Proposal from the Working Party “Brussels 1952” (GTB) to introduce a new category of amber dual-filament light sources PY21/5W into UN R37.

Proposal from the Working Party “Brussels 1952” (GTB) to clarify color measurement requirements.

Proposal from the Working Party “Brussels 1952” (GTB) to revise paragraph 5.23 to clarify the requirements on the replacement of light sources approved according to UN R37.

Update by the IEC of the German proposal for revisions to align IEC 60809 and 60810 with UN Regulations for signalling devices to address risks in the use of low-quality non-replaceable filament lamps.

Submission from the International Electrotechnical Commission (IEC) to correct the omission of the letter “q” from the cap designation of category PR27/7W in Regulation No. 37.