With no runners, F1 licks his fingers and does not wipe, on the rubber or anywhere else on the mound.
-Penalty=  Add a Ball to the Batters Count

With no runners, F1 licks his fingers and does wipe, on the rubber or anywhere else on the mound .
-Penalty= Add a Ball If on the rubber, Legal If NOT on rubber

With runners, F1 licks his fingers and does not wipe, on the rubber or anywhere else on the mound.
-Penalty= This is a Balk while on the Rubber

With runners, F1 licks his fingers and does wipe, on the rubber or anywhere else on the mound.
-Penalty = This is a Balk while on the Rubber , Legal off the Rubber

*Note that in HS if the pitcher licks off the rubber, it’s not illegal until he goes to the ball without wiping and then subsequently takes the rubber.  So if you can call time before he does that you can avoid it.