Proposal to correct errors and remove inconsistencies in the current regulatory text, including a correction to the formula used in Annex 12, Appendix 4 “Test report on the compatibility of the inertia brake control device, the transmission and the brakes on the trailer”.

Proposal for a new annex concerning “special additional requirements for trailers of category O₂ without pneumatic connections and equipped with service braking systems with pneumatic energy storage devices”.