The Taxation Disciplinary Board (TDB) is an independent body that manages the complaints and disciplinary scheme for members and students of the Chartered Institute of Taxation and the Association of Taxation Technicians.

Established in 2001, the TDB operates in the public interest to uphold high professional standards across the tax profession through fair, impartial and transparent procedures.

The TDB:

  • Operates a fair system acting in the public interest
  • Supports and maintains the high professional standards of the CIOT and ATT
  • Handles complaints quickly, impartially and effectively
  • Operates economically
  • Has procedures and policies which are open and easy to understand
  • Has published simple guidance for complainants and members, which may be downloaded from this website.

Upcoming Hearings

Mr Haft  - 25 September 2026 - Read more...

Latest Decisions

Mr Le Lu - 10 June 2026 Read more...

Update to Indicative Sanctions Guidance

January 2025Read more...