38. GRSG considered the proposal for Supplement 1 to the 05 series of amendments to UN Regulation No. 110 natural gas/liquified natural gas (CNG/LNG) vehicles in GRSG-123-28 (superseding ECE/TRANS/WP.29/GRSG/2022/13), to update the existing requirements for compressed CNG/LNG fuelled components. GRSG agreed to resume discussion at its October 2022 session on a new official proposal drafted by a Task Force coordinated by the expert of NGVA Europe.

44. The expert from the Netherlands introduced document GRSG-119-16, containing a proposal for amendments to UN Regulation No. 110, proposing the introduction of requirements related to the state-of-the-art test requirements and harmonization with ISO 15500 and NGV 3.1 components used in LNG/CNG systems.

45. GRSG considered document GRSG-119-16 and requested its submission as an official document for consideration at the April 2021 session of GRSG.