Uncle Mikes has a holder for a duty belt that should fit the TL-3. (sorry, I don't have the #) I have the TL-2 and the clip can remain on the light even while in the holster. (it clips outside the holster no problem) The quality of the Uncle Mikes holder is excellent.
So you expected an easy answer eh? /ubbthreads/images/graemlins/thinking.gif Well, once again another flasholic suggests that you continue buying stuff to support the habit - the tradition never ends!/ubbthreads/images/graemlins/ohgeez.gif
Big Blessings for the Holiday season!
Techmedic