Guidance

The Justification of Practices Involving Ionising Radiation Regulations 2004: guidance on their application and administration

Guidance on the application of the regulations and the administrative procedures that will be used by government in reaching justification decisions.

Documents

The Justification of Practices Involving Ionising Radiation Regulations 2004: guidance on their application and administration

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Details

Update: October 2025

The guidance has been updated to reflect a change in contact details for the Justification Application Centre, legislative and departmental name changes and updates to the list of practices in Annex 2.

The purpose of this document is to:

  • provide applicants and other interested parties with guidance on the application of the Regulations
  • explain the administrative procedures that will be used by government in reaching justification decisions

The Justification of Practices Involving Ionising Radiation Regulations 2004 were amended by the Justification of Practices Involving Ionising Radiation (Amendment) Regulations 2018.

The Regulations provide a framework in which justification decisions will be made.

Updates to this page

Published 31 March 2008
Last updated 7 October 2025 show all updates
  1. The guidance has been updated to reflect a change in contact details for the Justification Application Centre, legislative and departmental name changes and updates to the list of practices in Annex 2.

  2. Legislation references brought up to date.

  3. Guidance updated to reflect new mailbox address for the Justification Application Centre: justifications@beis.gov.uk

  4. Updated Annex 2 (Area 9) of the Justification Guidance, in light of new evidence.

  5. 'Concordat on the implementation of the Justification of Practices involving Ionising Radiation Regulations 2004' published.

  6. Updated justification guidance.

  7. Updated version published.

  8. First published.

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