In addition to the course costs you are required to purchase books for each unit which will cost approximately £100 in total. You will need to pay AAT membership. There is an annual membership fee of £99 (2019/20) which needs to be paid at the start of the course.
The course fee includes the first exam fee for each unit. If you are required to resit an exam, a resit fee will be charged. There is a limit of two resits allowed per unit.