Principles of Laboratory Radiation Safety

Target Audience: All staff and students required to handle and/or store radioactive materials (open source) must follow this course.

McGill students, staff and faculty must register online using the EHS Course Registration System - In-Person Training. See the Quick Guide if you encounter any issues

Non-McGill student registrants please complete and submit the Paying Participant Training Form.

Content: Basic radiation physics; Biological effects of ionizing radiation; Sources of exposure; Dose limits; Radiation protection principles; Environmental surveillance and dosimetry; Radiation safety management; Safe laboratory work practices; Emergency procedures; Useful radiation safety formulae and how to receive and transport radioisotope packages.

Certification: A course certificate is presented to participants who successfully complete a written examination. 

Dates: see calendar below

Duration: 9h00 to 17h30 (9h00-16h00 for the course and 16h-18h for the Exam)

Cost (McGill): Free for the McGill Community (students, staff and faculty). 

Cost (Non-McGill): $50 (if paid by PI); $200.00 per person plus applicable taxes for other payment methods.

Examination information: The exam is compulsory for all staff and students under McGill's permit. Course notes, English-French or English-another language dictionary and a scientific calculator are allowed during the exam. The exam consists of 50 multiple-choice questions and lasts for 90 minutes.

Course Notes

Once McGill staff and students have registered for this course, they may access the course notes here. Non-McGill students who have registered for this course will be sent an email with the course notes as attachments.

E-Certification Status: If you read "sent" in the chart below for your course date and you have not received your copy, please ehs [at] (email us) along with the course date and your McGill ID.

Downtown calendar

Course Dates

Date Time Location  

Downtown Campus Location


Winter 2024

E-Certificates Status*

(See above)

online Refresher   Web based No registration needed. McGill IT tutorials here:

January, 25 2024 (Thursday)

9h to 18h 3610 McTavish, Room 430

Registration is opened. Limited to VPN access: EHS Course Registration System - In-person Training

TBA May 2024 (XX) 9h to 18h 3610 McTavish, Room 430 Registration will be limited to VPN access: EHS Course Registration System - In-person Training

Questions? If you cannot write the exam on the same date as the course, please contact mario.badillo [at] (Mr. Mario Badillo) , Radiation Safety Officer.

Macdonald campus calendar

Course Dates

Date Time Location
Macdonald Campus Locations

None plan

9h to 17h30/18h
on demand only, please contact ehs [at]    

Please Note: Online registration is mandatory. Payment for non-McGill participants, including the Lady Davis Institute and McGill University Health Centre is required 48 hours prior to the course date. Questions? ehs [at] (Email us) or contact us at 514-398-4563.

For MNI participants from research laboratory facilities, online registration is mandatory.  However, for more info, please contact the McGill Radiation Safety Officer at 514-398-2245. Note for all other radiation safety inquiries related to the Nuclear Medicine, PET or Cyclotron activities, contact the MNI Radiation Safety Officer at 514-347-5640.


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