Warning: You are using an outdated browser (such as Internet Explorer), which may increase security risks (e.g., XSS attacks). Please switch to a modern browser immediately to ensure safety and the best experience.

Electronic Radiation Licensing and Services System (ERLS)

The Electronic Radiation Licensing and Services System (ERLS) is a system for providing the following licensing and related services to companies and their staff to facilitate the safe use of ionizing radiation in Hong Kong.

  • Radiation Board Licensing Services - For Irradiating Apparatus / Radioactive Substances Licences
  • Radiation Monitoring Service Subscriber - For subscriber of Radiation Monitoring Service
  • Radiation Monitoring Service User - For personal dose enquiry
  • Medical Examination - For medical examination appointment for radiation workers
More about ERLS

Create ERLS Account

To submit applications through ERLS, you are required to create a user account by completing an online application form.

Start account creation

Access ERLS Account

You can access your account via ERLS.

Login via ERLS

Enquiries

For enquiries, please call 2886 1551 or email to enquiry@erls.gov.hk.

 

Found this page helpful?
Found this page helpful?
Your feedback is highly appreciated. (Optional)
Notice: This form is NOT intended for handling enquiries or complaints. For assistance, please contact the 24-hour Helpdesk at (852) 183 5500 or email to enquiry@1835500.gov.hk.
Thank you. Your input will only be used to improve GovHK.
Last revision date: October 2025