Natural Gas Vehicles Engineering Approval Evaluation Programme.

Noise Emitted by Accelerating All-terrain Vehicles.

Limits and Measurement Methods for Bus Interior Noise.

Low Speed A.V.A.S.

Internal Combustion Engines - Combustion Noise Measurement.

Warning Sound for Vehicle Reversing.

Heavy-duty Vehicle Noise Measurement Methods.

Limits and Measurement Methods of Noise Emitted by Stationary Motorcycles and Mopeds.

Automatic Active Noise Cancellation System.

Acoustics - Measurement Procedure for Silencers.