If you have registered your details with us, you can log in and cancel your own booking if your test is more than 72 hours away. (See article Troubleshooting - logging in)
If your Booking Reference begins CPT, or if your test is within 72 hours, please contact us and select 'Cancel my booking' in the 'How can we help?' field.
See our Terms and Conditions for our cancellation and refund policies.