Abbreviations & Definitions Issue Date March 2019 3 Abandon The term used when a test cannot be completed because the Tester considers it unsafe to continue or because it becomes apparent during the test that certain items cannot be satisfactorily inspected. An appropriate fee maybe charged for the test. Abort The term used when a test cannot be completed because of a problem with the VTS’s/DCs testing equipment or the Tester. No fee maybe charged for the test. AE Authorised Examiner - the organisation that operates and manages one or more VTSs and is responsible for controlling the quality of testing carried out. Except in the case of a sole trader the AE is not a person but a legal entity (e.g. a company or partnership. AED The AE Delegate is a Person appointed by the AE Designated Manager to act on their behalf on a temporary or permanent basis. Note this does not devolve the ultimate responsibility held by the AE. AEDM The AE Designated Manager is the person who represents the AE and who has normally attended the MOT Management Course. Typically an AE Principal but in larger organisations maybe a senior manager with responsibility for the totality of the entity's MOT testing operations. AEP AE Principal - Authorised Examiner Principal is a person who is legally responsible for the entity i.e. every partner in a partnership every director in a company or the sole trader in person. ATL Automated Test Lane. These are authorised by DVSA for use in the automated mode and where the tester has the option of not using an assistant if so desired.