Starting Gradeability - Method of Measurement and Requirements.

Procedure for Type Approval of CNG/BIO-CNG/LNG Operated Vehicles.

Code of Practice for Use of CNG/BIO-CNG/LNG Fuel in Internal Combustion Engined Vehicles.

Safety Measures for Occupants of Three-wheeled Vehicles.

Central Motor Vehicles Rules 1989 (Extracts).

Commercial Vehicle Weights and Dimensions - InterRegs Summary Sheet.

Notification SO 728(E) of October 18, 1996 - Maximum Weights.

Commercial Vehicle Weights and Dimensions - InterRegs Summary Sheet.

Motor Vehicles (Authorised Weight) Regulations (Northern Ireland) 1999.

Motor Vehicle (Construction and Use) Regulations (Northern Ireland) 1999.