Ireland

(1) Mechanical suspension (national traffic): 10.5 t.
(2) Provided that the vehicle is equipped with twin tyres and an air suspension system or an equivalent system on each driving axle, or is equipped with twin tyres and two driving axles neither of which transmits to the surface of a road in excess of 9.5 t. Distance measured from centre of front to centre of rearmost axle allowing 5.5 t per metre, subject to a maximum of 26 t for three-axle rigid.
(3) Distance between the rearmost axle of the vehicle and the foremost axle of the trailer less than 3 m: 30 t.
(4) Two-axle rigid towing a three-axle trailer: 40 t.
(5) Only with air suspension or similar, and ABS (Anti-lock Braking System).
(6) Six- or more axle rigid truck and drawbar trailer combinations may operate at 46 t provided they are fitted with road friendly or equivalent suspension and Electronic Braking Systems (EBS). Rigid truck (with no more than three axles) first registered from 1 June 2015 must also be equipped with Electronic Stability Control (ESC) for 46 t operation, with drawbar trailers first licenced from 1 June 2015 requiring Roll Stability Control (RSC).
(7) Mechanically propelled vehicle having at least three axles, air suspension or an equivalent suspension on each driving axle and ABS brakes: 46 t. The vehicle must also be fitted with a plate complying with the requirements of Statutory Instrument 224 of 2000.
(8) Two-axle motor vehicle with three-axle semi-trailer carrying, in intermodal transport operations, one or more containers or swap bodies, up to a total maximum length of 45 ft (subject to 5.5 t per metre rule): 42 t.
(9) Three-axle appropriate motor vehicle with two-axle semi-trailer carrying, in intermodal transport operations, one or more containers or swap bodies, up to a total maximum length of 45 ft: 44 t.
(10) Six- or more axle articulated vehicle combinations may operate at 46 t provided they are fitted with road friendly or equivalent suspension and Electronic Braking Systems (EBS). Tractor units first registered since 1 April 2013 must also be equipped with Electronic Stability Control (ESC) for 46 t operation, with semi-trailers first licenced since 1 April 2013 requiring Roll Stability Control (RSC).