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How to become a specialist teacher

Accredited Teacher Dyscalculia (ATD)

What is ATD?

Accredited Teacher Dyscalculia (ATD) is an accreditation awarded to those who have successfully completed a BDA accredited course in teaching learners with specific learning difficulties/dyscalculia and hold Qualified Teacher Status (QTS).

This accreditation enables teachers and practitioners to conduct informal, curriculum-based assessments and deliver specialist teaching programmes to learners up to, and including, 18 years of age.

Who can apply?

Applicants who have successfully completed an BDA accredited course for Approved Teacher Dyscalculia within the last three years can apply.

Applicants must have a minimum of two years (1,900 hours) relevant professional experience teaching or supporting learners up to, and including, 18 years of age. This may be a full-time or part-time posts.

How to apply for ATD

To apply for ATD you will need to start your online application via the Application box on the right of this page

  • You will need a completed Tutor form signed by your course leader and upload it as part of the application process
  • You will need to read and agree to adhere to the BDA Code of Ethics
  • You will need to pay the fee of £70 via the credit/debit card link in the application process
  • If your employer/school is paying, complete the invoice option in the application process

Courses accredited for ATS Dyscalculia

Course provider

More information

University of Chester

Dyscalculia Research and Practice PG Cert

Edge Hill University

Postgraduate Certificate Education (Dyscalculia)

British Dyslexia Association (BDA)Accredited Level 5 - Certificate in Dyscalculia and Maths Learning Difficulties; Support and Intervention

Progressing to AMBDA

On successful completion of an ATS Dyscalculia course specialist teachers can apply for courses leading to Associate Membership of the BDA (AMBDA) which will enable them to conduct formal diagnostic assessments, write diagnostic reports and assess for exam access arrangements.

To find out more visit the AMBDA webpage.

Keeping ATD 'Active'

We expect holders of BDA accreditations to keep their practice up to date and submit a CPD portfolio every three years on the anniversary of their award.

Find out more on the Continuing Professional Development webpage.

Professional Membership

With Active ATD you may apply for Professional Membership of the BDA and be included on the BDA Tutor List.

Find out more, visit the BDA Professional Membership webpage.




Payment for £70.00

Please confirm you meet all application requirements