The helmet shall be secured by a properly fastened chin strap with at...
The game officials retain clerical authority over the game through the...
No replaced player, substitute, coach, athletic trainer or other...
The kicking tee may not elevate the ball more than 2 inches above the...
Each team is allowed three charged time-outs per half.
A television time-out is not charged to either team.
After the passer has clearly released the ball from in or behind the...
Dead-ball fouls are administered separately and in order of their...
Touching is any contact with the ball either by touching it or being...
A penalty is a result imposed by rule against a team or team member...
If any player's helmet comes off during the down, and it is not...
Jerseys shall be long enough to reach the top of the pants.
The game officials are responsible for ensuring that there is a...
Play cards may be attached to the pants.
No series can ever start on a down other than first.
No player or nonplayer shall grasp an opponent's tooth and mouth...
If a false start causes B to encroach, only the false start is...
If time for any period expires during a down, play shall continue...
The re-entry of a disqualified player is an illegal participation...
Blocking in the back is permitted in the free-blocking zone when the...
A catch is the act of establishing player possession of a live ball...
No receiver may advance the ball after a valid or invalid fair-catch...
It is a safety if A1's backward pass enters the end zone and touches...
An official's time-out shall be declared to permit prompt repair of...
If a dead-ball foul occurs after time expires for any period, the...
Blocking by a player either on offense or defense is illegal when it...
A passer continues to be a passer until the legal forward pass ends or...
The clock shall start with the snap or when any free kick is touched,...
Unused second half time-outs can be used in overtime.
It is a safety when a player on offense commits any foul for which the...
The team whose goal line is involved shall put the ball in play...
Players of the same team can participate during the same down while...
An offensive player may push, pull or lift the runner to assist his...
Fouls that occur after an inadvertent whistle can only be dead-ball...
An offensive player cannot commit a spearing foul.
Possession of a live ball in the opponent's end zone is always a...
The penalty for a chop block is 5 yards.
Contact with an opponent's hand(s) below the waist that continues...
If B1 intercepts a forward pass in B's end zone and begins to return,...
It is a foul when the helmet comes completely off of a player who is...
It is a touchback when A1 fumbles on B's 2-yard line and the ball goes...
The head coach of each team is not responsible for his team being on...
If K1 holds R1 in K's end zone to prevent R1 from recovering a blocked...
It is not a touchdown when a runner advances from the field of play so...
Advertising and/or commercial markings may be placed on the field of...
A measurement may be requested by the captain prior to the ball being...
Before the ready-for-play signal, A may designate the spot from which...
Protests of NFHS rules are not recognized.
Unless a valid fair-catch signal is given, a fair catch cannot be...
The penalty for an invalid fair-catch signal by R1 is 5 yards and an...
Team B may not retain possession if an inadvertent whistle sounds with...
Successive charged time-outs may be granted during the same dead-ball...
By state association adoption, a point differential may be established...
The game officials are responsible for ensuring that there is only a...
If a pool of water forces the referee to move the ball for K1's kick,...
Encroachment may be a live-ball foul.
It is illegal participation if a player is lying on the ground to...
A handed ball beyond the neutral zone is considered to be a pass.
The game officials shall assume authority for the contest, including...
If a penalty resulting in a safety occurs on the last timed down of a...
It is first down and 10 on A's 12-yard line. A fumble by A1 is still...
If A fouls during a successful try, the score is canceled and there is...
The home team shall wear white jerseys.
First touching of a kick by K is ignored if the penalty for a foul...
The horse-collar foul is enforced as a dead-ball foul.
If A1 is in his own end zone when he intentionally grounds a forward...
While it is possible to have several running plays during a down, with...
If receiver A1 controls the ball in B's end zone, but prior to...
The enforcement spot for any foul by the defense is the goal line when...
If a drop kick or place kick is used following a safety, it is...
The penalty for an illegal forward pass from beyond the neutral zone...
If A1 clips B1 and the coach of Team B enters the field during the...
The penalty for a receiver who advances a ball after a valid or...
Helping the runner carries a 15-yard penalty.
It is encroachment if the snapper assumes position over the ball with...
The penalty for an unsportsmanlike foul is enforced from the spot of...
If K1's field-goal attempt deflects off K2's shoulder while he is in...
If a loose ball touches a game official who is straddling the...
After a field goal, the opponent of the scoring team shall designate...
A football shall have a continuous 1-inch white or yellow stripe...
Supplementary equipment to aid in game administration may be used if...
It is possible to have more than one spot of first touching during a...
Spearing is an act by a defensive player who initiates contact with a...
If there was an inadvertent whistle during the last timed down of the...
A period must be extended by an untimed down if, during the last timed...
The referee may correct an obvious timing error after a period has...
A punt may be used for the free kick on a kickoff.
K2 punts from the 50-yard line. The punt crosses the neutral zone,...
It is a safety if A1's fumble is declared dead in B's end zone other...
Nonplayer and unsportsmanlike fouls are not considered when...
It is a fair catch when R1 gives a valid signal and R2 catches the...
After a safety, unless moved by a penalty, R's free-kick line is K's...
A fair catch can be made in or behind the neutral zone.
A pass thrown backward out of bounds to stop the clock is an illegal...
Football gloves must meet the NOCSAE test standard starting in 2012.
If end A1 accidentally goes out of bounds and returns during the down,...
A passer is a player who throws a forward or backward pass.
Penalty-marker colored gloves are legal if approved by the umpire.
If the penalty is accepted for any foul which occurred before change...
A clock stopped during a period for an official's time-out will start...