5. The expert from IMMA proposed to modify the microphone position for measuring stationary noise in the case of several exhaust outlets (GRBP-71-10). GRBP adopted the proposal, as contained in Annex III, and requested the secretariat to submit it to WP.29 and AC.1 for consideration and vote at their June 2020 sessions as part of a draft Supplement 8 to the 04 series of amendments to UN Regulation No. 41.