WP.29-163-05
Proposal for amendments to the draft 07 series of amendments to UN Regulation No. 83

Amendment prepared by the secretariat to correct an omission in the proposal as submitted in document WP.29/2014/41 (consolidated 250+ page version of the regulation) and based upon GRPE/2014/2.

UNECE server
Excerpts from session reports
WP.29 | Session 163 | 24-27 Jun 2014

No objections to the proposals which are passed for consideration to adopt during the AC.1 session.

57. Agenda item 4.7.3, Regulation No. 83, ECE/TRANS/WP.29/2014/41, correct Annex 4a, Appendix 7, paragraph 4.1.2., to read:

"4.1.2. Tyres

The choice of tyres shall be based on the rolling resistance. The tyres with the highest rolling resistance shall be chosen, measured according to ISO 28580.

If there are more than three tyre rolling resistances, the tyre with the second highest rolling resistance shall be chosen.

The rolling resistance characteristics of the tyres fitted to production vehicles shall reflect those of the tyres used for type approval."

GRPE | Session 69 | 5-6 Jun 2014

12. The Chair of GRPE recalled the purpose of WP.29-163-05. The expert from OICA supported the document but noted that the bold font used in the document was misleading. GRPE endorsed the document and formally adopted its content as follows:

Annex 4a, Appendix 7, paragraph 4.1.2., amend to read:

"4.1.2.Tyres

The choice of tyres shall be based on the rolling resistance. The tyres with the highest rolling resistance shall be chosen, measured according to ISO 28580.

If there are more than three tyre-rolling resistances, the tyre with the second highest rolling resistance shall be chosen.

The rolling resistance characteristics of the tyres fitted to production vehicles shall reflect those of the tyres used for type-approval."