Shot Clock Violation Tracker
Live basketball possession countdown — 24s NBA/WNBA or 30s FIBA/college, with the 14-second offensive-rebound reset
Shot Clock Violation Tracker
Live basketball possession countdown — 24s NBA/WNBA or 30s FIBA/college, with the 14-second offensive-rebound reset
What Is the Basketball Shot Clock?
The shot clock is a countdown timer that forces the team in possession to attempt a shot within a fixed window, or lose the ball for a "shot clock violation." The NBA uses a 24-second shot clock; FIBA (international play) and most college and domestic leagues use 30 seconds — WNBA uses 24 seconds, matching the NBA.
The clock resets to the full duration whenever possession changes (a made basket, a defensive rebound followed by a turnover, a steal, etc.), and resets to a shorter window — 14 seconds under both NBA and FIBA rules — after an offensive rebound, since the offense already had a full possession's worth of time before the rebound occurred.
How to Use This Tracker
Why the Shot Clock Transformed Basketball
Before the shot clock was introduced (the NBA adopted 24 seconds in 1954), teams with a lead could simply hold the ball indefinitely, turning close games into tedious stalling contests — the shot clock is directly credited with saving the NBA as a viable professional sport by forcing continuous, watchable action.
The specific number chosen wasn't arbitrary: the NBA's 24 seconds was calculated by dividing a 48-minute game by the average number of shots (roughly 60 per team) taken in games at the time, producing a number that matched the sport's actual pace rather than an artificial constraint on it.
?Frequently Asked Questions
If the ball doesn't leave the shooter's hand before the clock hits zero (and, for a made basket, actually touches the rim or goes in), it's a shot clock violation — the offense immediately loses possession and the ball is turned over to the other team, typically via an inbound pass from the nearest sideline.
A full reset after every offensive rebound would let a team hold the ball almost indefinitely by repeatedly grabbing rebounds off intentional misses. The shorter 14-second reset (adopted league-wide by the NBA in 2018, matching a rule FIBA already used) keeps the game moving while still giving the offense a fair, distinct possession following the rebound.
It varies. NCAA men's basketball uses a 30-second shot clock (reduced from 35 seconds in 2015). NCAA women's basketball uses 30 seconds as well. Many U.S. high school associations don't use a shot clock at all, though some states have begun adopting one — this is one of the more inconsistently applied rules across levels of the sport.
No — it depends on where the foul happens and how much time was left. A foul that stops play generally resets the clock only if less than 14 seconds remained (resetting it to 14), unless the foul also results in a change of possession, in which case it resets to the full duration instead.
No difference — the 24-second shot clock (and the 14-second offensive-rebound reset) applies identically in the regular season, playoffs, and NBA Finals. The shot clock rules do not change based on the stakes or stage of competition.