The RD-ASEP informal group met in Brussels. Officers and representatives from eleven contracting parties and four NGOs were present. The group discussed copyright approval requirements for UN website materials. A February 2026 meeting with UNECE and ISO secretariats will address incorporating third-party standards into UN regulations. The Data Analysis Task Force reported on ESE in ICE vehicles and data limitations. Discussions covered vehicle control ranges, CVT handling, and vehicle category applicability. An issues list was established for draft regulatory text. The next meeting is scheduled for April 14-16, 2026 in Berlin.