Vehicle Identification Numbers.

Vehicle Code Granting Procedure for the National Vehicle Register.

Classification for Vehicles with Jeep Body and Diesel Engine.

Requirements for Replacement Catalytic Converters - Consolidated.

Establishes the Procedure for Approving Vehicles and Vehicle Equipment for Registration.

Proposal to Revise the Registration of Gross Vehicle Weight (GVW) and Maximum Towing Capacity (MTC).

Motorcycle and Moped Emission Test Procedures and Approvals.

Exhaust Emissions and Noise Test Specifications for Motorcycles.

Procedures for Carrying out Emissions Tests.

On-board Self-diagnostic Systems (OBD).