21. The expert of the Task Force on Substitutes and Retrofits (TF SR) presented their progress report (GRE-82-17-Rev.2) and sought the consent of GRE for the following activities of TF SR:
Not include Light Emitting Diode (LED) retrofits in UN Regulation No. 128.
Make UN Regulation No. 37 performance based and technology neutral by amending its scope to also include other light generating technologies, e.g. LED.
Allow interchange of light sources in the same category, as approved according to UN Regulation No. 37, independent of the technology used for light generation.