An articulated vehicle (i.e. vehicle and semi-trailer) is regarded as a single vehicle and motor tax is payable on the basis of the unladen weight of the tractor unit plus the unladen weight of the heaviest semi-trailer which will be used at any time durning the period of the licence.
On first time taxing or change of ownership a computerised weight docket together with Weighmasters Certificate must be submitted. The must be from the authorised weighbridge i.e. Stafford Clarke in Rathnew. Ph. (0404) 67027.