18. The expert from EC introduced a proposal for a new 03 series of amendments to UN Regulation No. 138 (GRBP-80-06 and GRBP-80-24). According to her, the proposal contained improvement both in terms of safety (mandatory AVAS sound up to 30 km/h, increase in the minimum sound levels at low speed) and in terms of environmental noise (prohibition of AVAS sound above 30 km/h, decrease in the maximum sound levels in standstill, forward and reverse). Finally, she invited GRBP experts to provide feedback in September-October 2024, with the aim to incorporate comments and improvements and to submit a working document to the next session of GRBP.

19. The experts from France, Germany, Japan, Netherlands, United Kingdom, OICA and WBU expressed their interest in participating in further discussions on the topic. Given the proposed significant changes, some experts requested more time to study the proposal. The expert from Japan sought scientific evidence for the proposal. The expert from Italy pointed out the need of a cost/benefit analysis of environmental aspects.