Proposal to allow use of UN R167 as an alternative to UN R125 for vehicles of Category M2 and N2 derived from vehicles of categories M1 or N1 while avoiding duplicate administrative procedures in such cases.
Proposal to extend UN R125 to enable approvals for vehicles of category M2 and N2 derived from vehicles of categories M1 or N1 while avoiding duplication per requirements under UN R167 in such cases.