GRPE may wish to consider a proposal from the IWG on PMP for a new Amendment to UN GTR No. 24, aiming at improving the overall protocol. Details of the amendment proposed are available in GRPE-92-07.
Documentation
GRPE/2025/6
GTR 24: Proposal for an Amendment
GTR 24: Proposal for an Amendment
Proposal from the Particle Measurement Programme informal group to improve the text and test protocol.