AAT.
Association of Accounting Technicians.
"These pocket notes support study for the following AAT qualifications: AAT foundation certificate in accounting - Level 2, AAT foundation diploma in accounting and business - Level 2, AAT foundation certificate in bookkeeping - Level 2, AAT foundation award in accounting software - Level 2, AAT Level 2 award in accounting skills to run your business, AAT foundation certificate in accounting at SCQF Level 5."