The stated premise of TSA is to match the following for travelers:
- your ID matches your face
- your ID matches your boarding pass
- your boarding pass is valid
- correct airport
- correct airline
- correct day
The UV scanner is to check for whether or not the ID is genuine or not
May 01, 2020 at 10:23AM
via reddit https://www.reddit.com/r/privacy/comments/gbijy3/why_does_tsa_scan_ur_passportdriver_id/fp5z959?utm_source=ifttt