AAT Accounting Advanced Diploma Level 3

The AAT Accounting Advanced Diploma Level 3 course will offer further training in a number of accounting activities. These include the preparation of final accounts for sole traders and partnerships, treatment of VAT, use of spreadsheet software and aspects of costing.

NOTE: There is also a full-time AAT Fast Track course which leads to AAT Diploma in Accounting Level 3 over one year and includes level 2 units in bookkeeping and Sage (computerised accounting). Please visit our website or see the Guide to Undergraduate and Postgraduate Courses for further details.

This course is for learners aged 19 years and over.

National Skills Level 3 Offer

From April 2021, the Lifetime Skills Guarantee gives adult learners (who will be studying for their first full Level 3 qualification) the opportunity to study a fully-funded course. It is part of the government’s National Skills Fund to help adults to gain the skills they need for employment, and to improve their job prospects.

This Level 3 course offered at Colchester Institute is included in the Lifetime Skills Guarantee.

This programme will be free if you meet the eligibility criteria listed below. If these do not apply, you may need to pay a fee, and the fee is located further down the course information page. You can apply for a loan to cover all of your tuition fees.

Do I have to pay a fee?

This course will be free:

  • If you are aged 19+ and enrolling on a full level 3 course and you do not already have a qualification at this level*. (In some cases, if you need to enrol on a lower level to be able to progress to Level 3 you may also be eligible for free training)

* This means that you have not previously attained a full level 3 or equivalent (2 A Levels or 4 AS Levels, or QAA Access to Higher Education (HE) Diploma at level 3, or a level 3 Tech level or applied general qualification (e.g. BTEC)).

Course Content

AAT Accounting Advanced Diploma Level 3 Units studied include:

  • Advanced Bookkeeping
  • Final Accounts Preparation
  • Management Accounting – Costing
  • Indirect Tax
  • Ethics for Accountants (Synoptic)
  • Spreadsheets for Accounting (Synoptic)

Assessment per unit is achieved by external computer based exams.

There is only one opportunity to re-sit an exam and all mandatory units must be completed before the synoptic exam is completed. The dates for exams are set.

The above units may be available to study as standalone modules. Each unit costs £460 and is studied alongside students on the full programme.

Entry Requirements

AAT Foundation, or Certificate Level 2, including extensive knowledge of double entry bookkeeping. Applicants without the above criteria will be interviewed to assess academic suitability.

Applicants should visit the AAT website and undertake the skills check to ensure that they start at the correct level.

Course Progression

On successful completion, 19+ learners could progress to the Professional Diploma in Accounting Level 4 to gain further accountancy skills that can lead to full membership of the AAT, and to higher professional accounting qualifications.

How To Apply

The application window for part-time courses starting in September and October 2022 will be open from January 4th 2022.

Applications for this course are made via our online application form and you will be able to access it from this course page.

Once we are accepting applications and you are ready to apply then please click the ‘Apply Online‘ button which will appear below in the next menu.

Upon successful submission of an application you will receive an acknowledgement email from our Admissions team. If you do not receive this you should contact the team to check that your application has been received.

We will begin to process applications for courses starting in the 2022-23 academic year from January 2022.

During the spring-term applicants will receive further correspondence from the College about the next stages of the admissions process. These will include details about interviews with the course tutor or any pre-assessments and trades tests, which start to take place from May.

If you have any further questions about the application process or next available start date, want to check the progress of your application or if you are unsure about anything please contact us using the enquiry line or enquiry form below.

AAT Accounting Advanced Diploma Level 3
Course Outline: On successful completion, students could progress to the Professional Diploma in Accounting Level 4
LevelLevel 3
Duration35 Weeks
Study ModePart-Time
CampusColchester Campus
Start DateSeptember 2022 - Applications open on 4th January 2022
AttendanceLearners have the choice of two attendance modes:
Attendance Mode 1:
1 Day per week:
Tuesday (10am – 5pm)
Attendance Mode 2:
2 Evenings (both) per week
Tuesday (6pm – 9pm)
Wednesday (6pm – 9pm)
Fee(s)Self-funded: £2,350*
Advanced Learner Loan: £2,350*
Additional Cost Information

plus AAT fee. More information on AAT membership and current fees can be found at www.aat.org.uk

*This course will be free to any adult meeting the eligibility criteria under the Lifetime Skills Guarantee


All Fees and prices shown on this page are for courses starting in the 2021-22 academic year unless stated otherwise, and are correct at the time of entering/printing information, however these may be subject to change. The College cannot accept legal or financial liability as a result of any such changes.

The course information describes programmes offered by Colchester Institute. The College takes all reasonable steps to provide courses as described, but cannot guarantee provision. The information is for guidance and does not form any part of a contract.

The College reserves the right to update and amend information as and when necessary. Colchester Institute will do its best to provide the courses shown, but may have to modify or withdraw a course depending on customer demand and other factors.