Initial list of technical requirements for low-sound vehicle alerting systems developed during the first session of the task force drafting specific language for the proposed GTR.

Working draft of the proposed global technical regulation on minimum sound requirements for quiet vehicles pursuant to the first session of the task force drafting specific language for the text.

Working draft of the proposed global technical regulation on technical requirements for quiet road transport vehicles with regard to their sound emissions, pursuant to the first session of the GTRQRTV informal group task force 01.