Football rules
The two-minute warning, and what changes after it
At two minutes left in each half, the NFL stops the clock on its own. That pause is the easy part. The bigger deal is the set of rules that switch on once it has passed.
The two-minute warning is an automatic timeout at the end of the last down snapped before two minutes remain in the second and fourth quarters (Rule 3, Section 41). Neither team is charged a timeout, and the next snap comes on a 25-second play clock.
What changes after the warning
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Runner goes out of bounds
BeforeThe clock starts again when the referee signals the ball ready for play.
AfterFirst half: the clock waits for the next snap. Second half: that already applies from the last five minutes.
NFL Rule 4-3 -
Player injured with the clock running
BeforeNo timeout is charged. The player sits out a down and the clock starts as if the stop hadn’t happened.
AfterThe injured player’s team is charged a timeout. With none left it’s an excess timeout, and a second excess timeout is a 5-yard penalty.
NFL Rule 4-5 -
Stopping the clock illegally
BeforeNo special penalty for saving time.
AfterSpiking the ball after a down has ended, throwing a backward pass out of bounds or fouling to stop the clock costs 5 yards. If the offense does it, 10 seconds come off unless it uses a timeout.
NFL Rule 4-7 -
Substitution foul with the clock running
BeforeYardage penalty only.
AfterYardage penalty plus a 10-second runoff.
NFL Rule 4-7-2 -
Fumble
BeforeAny player may recover and advance it (except on fourth down).
AfterOpponents may still advance it, but on the fumbling team only the player who fumbled may recover and advance.
NFL Rule 8-7-6 -
Replay review
BeforeHead coaches can throw a challenge flag.
AfterOnly the replay official can start a review. If a reversal means the clock should have kept running, 10 seconds come off unless a team uses a timeout.
NFL Rule 15, 4-7-4
A spike right after the snap is still legal at any time; it counts as an incomplete pass and costs a down.
How long is the two-minute warning?
The rulebook doesn’t set a length for it. It treats the warning as an automatic timeout, and once play is ready again the offense gets 25 seconds to snap instead of the usual 40 (Rule 4, Section 6).
It only happens in the second and fourth quarters
There is one warning per half: before halftime and near the end of the game. If a play is running as the clock passes 2:00, the warning comes when that play ends.
College football: the two-minute timeout
Since the 2024 season, NCAA rules add an automatic timeout when two minutes remain in the second and fourth quarters. The NCAA calls it the two-minute timeout, and it lines up the college timing rules, such as 10-second runoffs and stopping the clock on a first down, with that two-minute mark.
Play the last two minutes yourself
The 2 Minute Drill game drops you into real NFL endings, and its clock follows these rules: it stops at the two-minute warning, on incompletions and timeouts, after scores, and on plays out of bounds in the last two minutes of a half and the last five of the game. You choose the tempo each snap: no-huddle, huddle or milk the clock.
Questions people ask
How long is the two-minute warning in football?
The NFL Rulebook gives it no length of its own; it is an automatic timeout. When play resumes, the offense has a 25-second play clock instead of the usual 40.
Is the two-minute warning a timeout?
Yes. The rulebook defines it as an automatic timeout in the second and fourth quarters. It is not charged to either team, so both keep their three timeouts per half.
Why is there a two-minute warning?
The rulebook doesn’t give a reason. What it does in practice is guarantee one stoppage before the last two minutes of each half, and mark the point where the late-game clock, injury, fumble and replay rules start.
Does college football have a two-minute warning?
Yes, since the 2024 season. NCAA rules add an automatic timeout when two minutes remain in the second and fourth quarters, which the NCAA calls the two-minute timeout.
More: what a two-minute drill is and the best plays to call in one.
Sources: 2026 NFL Rulebook (operations.nfl.com), Rules 3, 4, 8 and 15; NCAA, Technology rules approved in football (April 19, 2024); the game’s How it works page, version db270c0b65d8.