Concessional Mass Limits (Cml)
Concessional Mass Limits (Cml) : The gross vehicle mass limit of vehicles operating under the National Heavy Vehicle Accreditation Scheme. Tandem and triaxle groups are set at 5% above General Mass Limits subject to certain conditions, with a maximum mass increase of (1)0 tonne for a vehicle up to 5(5)0 tonne mass and (2)0 tonne for a vehicle exceeding 5(5)0 tonne mass