Online ADIT Courses
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ADIT Principles of International Taxation
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ADIT Transfer Pricing
(Module 3.03)
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ADIT United Kingdom Tax
(Module 2.09)
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ADIT
EU VAT
(Module 3.02)
Save £200 + VAT on all taught courses for December 2025 when you book by Friday 18 July!
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ADIT Ireland Taxation
(Module 2.06)
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ADIT United States Tax
(Module 2.10)
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ADIT
Banking
(Module 3.05)
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ADIT UK Tax Study Manual
(Online + Print)
Download the Online ADIT Courses brochure for the December 2025 exam sitting.
Advanced Diploma in International Taxation
The gold standard in international tax, awarded by the UK's Chartered Institute of Taxation.
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Why choose ExtraTax Training as your ADIT course provider?
ExtraTax Training is recognised by the UK's Chartered Institute of Taxation as a course provider for the Advanced Diploma in International Tax (ADIT) qualification. We support you on your journey to becoming an International Tax Affiliate of the CIOT:
Customer Reviews
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Transfer Pricing Manager
Exactly what I needed to be prepared for the ADIT Transfer Pricing exam! The instructor was fantastic and gave a lot of great, practical tips for the exam. I always felt comfortable asking questions during class. ExtraTax genuinely cares and wants everyone to succeed!
Head of Investment Banking
I felt that the ExtraTax Training tutors were in the "trenches alongside me" - providing individualised support and guidance. ExtraTax Training is a 'premier league' ADIT online course provider and is highly recommended to all prospective ADIT students!
In-house Tax Manager
My employer recognises ADIT as the best option for developing the team's international tax knowledge and is supporting me through the qualification. From the first lecture with ExtraTax, I realised that the course would greatly enhance my international tax expertise.
Why study ADIT?
Want to find out more about the ADIT International Tax qualification? We can help!
We're here to answer your questions.
Whether your question is about ADIT or tailored tax training for you and your team, the ExtraTax team is happy to help.
Check out the answers to Frequently Asked Questions
How do I achieve ADIT status? What are the benefits of ADIT? Should I study ADIT or CTA? How long does it take to study ADIT? Find the answers to these questions and many more...
Find the answers to your ADIT questions in our blog.
Our blog will help you on your ADIT journey - from where to start with ADIT to finding the best study resources and tips for passing your ADIT exams.
Do you have questions about our online ADIT International Tax courses?
Please email our team on info@extrataxtraining.com or call us on +44 (0)28 9590 5990. We're happy to answer your questions on the ADIT qualification and your study options.
The part of my job that I love most is supporting our students throughout their ADIT studies.
Kristen Gillanders
Having been through the experience myself, I like helping others to realise their potential with the ADIT qualification.
