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Non-nuclear radioactive substances regulation: technical guidance

Technical guidance for operators with non-nuclear radioactive substances regulation (RSR) environmental permits.

This collection brings together the technical guidance for operators with non-nuclear radioactive substances regulation (RSR) environmental permits.

The Environment Agency has produced separate guidance about when you need a permit for non-nuclear RSR activities and how to apply

If you know which application form you need for your RSR permit, you can find them all in the RSR environmental permit application forms collection.

How radioactive substances activities are regulated

Guidance about how the Environment Agency regulates radioactive substances activities and the principles behind the regulation.

Radiological dose assessment

Disposal facilities

Requirements for developing or operating a near surface disposal facility on land for solid radioactive waste.

How to comply with your permit

This guidance explains the conditions of your permit and what you need to do to comply.

HASS reporting

If your permit requires you to submit high activity sealed sources (HASS) reports, you should use a HASS record form. Follow the Environment Agency’s HASS record guidance to submit your HASS records.

Flood risk

Guidance on managing your flood risk so you can keep radioactive substances safe.

Science reports

Published scientific reports that may be of interest to operators in the non-nuclear sector.

Updates to this page

Published 2 December 2021
Last updated 10 July 2026 Show all updates
  1. Removed the postal address and added a link to the form guidance in the HASS reporting section.

  2. First published.