GRRF-78-38
Proposal to amend UN Regulation No. 64 to remove tire pressure monitoring system provisions
GRRF-78-39
Proposal for a new UN Regulation concerning the approval of vehicles with regard to their tyre pressure monitoring systems
GRRF-78-48
Proposal for amendments to UN Regulation No. 64
GRRF-78-49
Report to the GRRF on the International Whole Vehicle Type Approval project