It's possible that the facility's overlords will be satisfied with physically disabling the camera, as opposed to removing it. After all, every cellphone made for the last 12-13 years has a camera; do they confiscate everyone's phones when they come onsite?
You can disable the iSight camera by disconnecting the cable connecting the camera to the logic board. Use [guide|4395|this guide] up through Step 23, then reverse the steps to reassemble the MacBook Air. That way, you can reconnect the camera when your situation changes, without risking damage by opening up your display panel.