A period shall not be extended by an untimed down if one of the following occurred during a down in which time expires:
a. When the defense fouls during a successful try/field goal and the offended team accepts the results of the play with enforcement of the penalty from the succeeding spot.
b. There was a foul by either team and the penalty is accepted for:
NOTE: The score is cancelled in the event of an accepted penalty that specifics a loss of down.