Member States shall ensure that testing facilities and equipment used for carrying out roadworthiness tests comply with the minimum technical requirements laid down in Annex III.

Member States shall ensure that the testing centres or, if relevant, the competent authority maintain the testing facilities and equipment in accordance with the specifications provided by the manufacturers.

Equipment used for measurements shall be periodically calibrated in line with Annex III and verified in accordance with the specifications provided by the Member State concerned or by the manufacturer of the equipment.