Downs after fouls

Question 1

Fouls prior to a scrimmage down or at time of snap

Answer 1

Down # remains the same, unless foul results in 1st down

Question 2

During or before a free kick down

Answer 2

Down will still be a free kick down

Question 3

Fouls committed following a new series

Answer 3

Administer prior to establishing LTG - e.g., put the ball in play from a spot that accounts for penalty enforcement