When do I need to show my ID card?

You will need to use your ID card to access the libraries on campus, and may need to use it to access other buildings, such as your department, your student accommodation, sports facilities, or study spaces. You may need to have your ID card added to your School or College's swipe card system. You will also use it to access printing facilities on campus, and to purchase food if you are on meal plan. The ID card works with both barcode and proximity readers.

You should show your ID card if a member of staff at the University asks you to do so.  Students are given the following advice:

Colleges

Professional Services