DITT candidate fees
All DITT fees are reviewed each year, and are subject to increase.
In addition, the CIOT reserves the right to increase the fees charged to DITT candidates to cover any VAT or equivalent tax charges made in the candidate’s country of residence.
Candidate registration fee | £81 to register for the DITT (£84 from 1 January 2026), paid to the CIOT. |
Fee for course material and assessments (payable to Tolley) | If you are a CIOT or ATT member or student, or an ADIT Affiliate or student, you will pay Tolley a discounted price of £414 plus £41.40 VAT (£441 plus £44.10 VAT from 5 January 2026). If you are not a CIOT or ATT member or student, or an ADIT Affiliate or student, you will pay Tolley the standard price of £460 plus £46 VAT (£490 plus £49 VAT from 5 January 2026). |
Certification fee | £121 for the DITT Certificate (£125 from 1 January 2026), paid to the CIOT once all assessments have been passed. |
Total cost for the DITT:
- £657.40, including £41.40 VAT (or £694.10, including £44.10 VAT, from 5 January 2026), if you are a CIOT or ATT member or student, or an ADIT Affiliate or student. This includes the 10% discount from Tolley.
- £708, including £46 VAT (or £748, including £49 VAT, from 5 January 2026), if you do not hold a prior CIOT or ATT registration.
Assessment fees
They are included in the fees you pay for the course material, there is no extra cost, even if you have to retake any of them.