Presence. Mandatory on all motor vehicles. Mandatory on trailers over 1,600 mm wide. Optional on trailers which are not more than 1,600 mm wide.
Appears in 7 contracts
Sources: Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles, Agreement Concerning the Adoption of Uniform Technical Prescriptions for Wheeled Vehicles