Corrections to align the unit of each factor in the equations 8-2, 8-4, 8-6, and 8-10 in paragraph 8 and to Annex 13, paragraph 1, Figure A13-1 where, in the upper figure for “gear use during acceleration phases”, the acceleration gear 1 incorrectly starts from zero.

Report on the development of Amendment 3 to global technical regulation (gtr) No. 2: measurement procedure for two-wheeled motorcycles equipped with positive or compression ignition engine with regard to the emission of gaseous pollutants, CO2 emissions and fuel consumption.

Request to continue development, through a second phase following adoption of the current draft GTR, of the light vehicle emissions and fuel consumption test cycle in order to improve certain technical aspects in the current cycle.

Presentation of potential areas for the further development of the global regulation on light vehicle emissions, including test procedures regarding low ambient temperatures, high altitude testing, in service conformity, and durability of catalyst, DPF, and SCR systems as well as electrified vehicle batteries and motors.

Questionnaire presented to Contracting Parties to the 1998 Agreement to gather views on areas to be addressed in the next phase in the development of the global test procedures related to light vehicle emissions.

Presentation on Japanese efforts to develop a method for measuring the impact of air-conditioner use on motor vehicle fuel efficiency.

Document also available in PDF and word versions with track changes
http://www.unece.org/fileadmin/DAM/trans/doc/2020/wp29grpe/GRPE-81-16e_track.pdf
http://www.unece.org/fileadmin/DAM/trans/doc/2020/wp29grpe/GRPE-81-16e_track.docx

Proposal to improve the text of provisions introduced in Amendment 3 to UN GTR No.4.

Proposal to correct errors and clarify provisions based on requirements introduced in the Amendment 6 to UN GTR No. 15.

Proposal to correct errors and clarify provisions based on requirements introduced in the Amendment 6 to UN GTR No. 15.

Proposal to address use of the phrase “if PN measurement is required” throughout the regulation given that PN measurement in both Level 1A and Level 1B is now required.

Proposal to modify provisions of the 01 series pursuant to consideration of the proposal to address the use of the phrase “if PN measurement is required” in the original text of the regulation.

Proposal by the USA, European Union, Japan and the Republic of Korea to request revision of the authorization to develop a future proof global technical regulation of Real Driving Emissions based on Phase 2 work by the RDE informal working group.

Proposal to pursue development of methods for life cycle assessment (LCA) as an overall assessment from production to use and disposal as a means to substantially reduce CO2 emissions.

The proposed amendments are also available in a consolidated text with tracked changes in pdf format and in docx format.

The consolidated text with amendments also available with tracked changes in pdf format and docx format.

Proposal for corrections and clarifications to the amendments in WP.29/2022/41/Rev.1 based on GRPE/2021/21 addressing particle number emissions, including handling of electric vehicles and Conformity of Production.

Proposal for corrections and clarifications to the amendments in WP.29/2022/42/Rev.1 based on GRPE/2021/21 addressing particle number emissions, including handling of electric vehicles and Conformity of Production.

Updates to GRPE/2024/10

Proposal aims to clarify and align the provision of PEMS concentration and emission correction with UN Regulations as common
provision

Proposal for amendment to 2024/23, OICA proposal to transpose the content of UN GTR No. 21 into a new UN Regulation of the 1958 Agreement.

Review on the possible direction
(1) new series of amendment
(2)single series structure