Yes they do. And they also pull people over for having an obscuring cover on your licence plate (it's against the law
http://leg1.state.va.us/cgi-bin/legp504.exe?000+cod+46.2-716) and/or dirty license plates.
I think the real question is, do you want dark tint so much that you want to give the police an automatic excuse to pull you over?
Edit: Added law citation.
Edited 1 time(s). Last edit at 07/12/2007 08:54AM by trogdor!.