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Investigation: Post Office Network Transformation Programme

The Department for Business and Trade has commissioned an independent investigation into Post Office Limited’s 2010 to 2019 Network Transformation Programme.

The Department for Business and Trade (DBT) has commissioned an independent investigation into the implementation of Post Office Limited’s (POL) Network Transformation Programme (NTP). The programme ran from 2010 to 2019, which is the period the investigation will consider. The terms of reference for the investigation are linked on this page.

The investigation is led by Adam Tolley King’s Counsel (KC) and is separate from the ongoing Horizon IT Public Inquiry. It will examine and establish whether the implementation involved any improper behaviour including, but not limited to, allegations made against POL and its representatives of:

  • coercion
  • bullying
  • the provision of unregulated financial advice

How to get involved

If you would like to submit evidence relevant to these allegations, please email it to NTPInvestigation@businessandtrade.gov.uk

The investigation’s final report will be published on this page.

Please see the terms of reference and privacy notice for more information, including how to submit evidence if you do not have or want to use email.

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Updates to this page

Published 15 April 2026