Consolidated text, including outcomes of discussions during the Helsinki session as complied by the OPI responsible for each section.
Proposal from the Particle Measurement Programme informal group to improve the text and test protocol.
ECE/TRANS/WP.29/GRPE/92, based on ECE/TRANS/WP.29/GRPE/2025/6, GRPE-92-29-Rev.1 as reflected in Addendum 1.