The Commission has supported Member States' work by developing a common testing methodology to screen for defeat devices altering the results of laboratory tests and ensure consistency of results of national investigations. It has published guidance to help Member States' authorities assess whether a car manufacturer is using defeat devices or other strategies that lead to higher vehicle emissions outside of the test cycle and analyse whether they are technically justified. It is available in Word file format and includes the terms of the agreement. The PDF template includes the parties details, the products and territory and also includes the commission terms. It is available in Word file format and includes the terms of the agreement.