What Does NC Mean in Boxing? Explained

By Sarah Miller · June 10, 2034

In boxing, 'NC' stands for 'No Contest,' a result declared when a fight cannot continue due to unforeseen circumstances such as accidental fouls, failed drug tests, or external interference, and no winner can be fairly determined.

Understanding 'No Contest' in Boxing

The term 'NC'—short for 'No Contest'—is an official bout outcome used in professional boxing when a fight is stopped prematurely under conditions that prevent a fair determination of a winner. Unlike a win, loss, or draw, an NC means the result is effectively erased from the fighters' official records as if the match never occurred.

When Is 'No Contest' Declared?

A No Contest ruling typically occurs in situations where:

An accidental foul (e.g., an unintentional low blow or headbutt) renders a fighter unable to continue, and the bout hasn't reached the required rounds for a technical decision.
One or both fighters test positive for banned substances post-fight, leading to the result being overturned.
External factors such as power outages, crowd disturbances, or venue issues force the fight to stop.
A fighter is injured due to an accident not caused by legal punches, such as slipping and falling before the opening bell.

NC vs. Other Boxing Outcomes

To better understand 'No Contest,' it's essential to compare it with other possible results in boxing:

Result	Description	Impact on Fighter Record
Win (KO/TKO/UD)	Fighter wins by knockout, technical knockout, or unanimous decision	Win recorded; opponent gets a loss
Loss	Fighter loses via any official method	Loss recorded; opponent gets a win
Draw	Judges score the fight even (split or majority draw)	Draw recorded for both fighters
No Contest (NC)	Fight stopped due to uncontrollable or unfair circumstances	No change to win-loss record
Disqualification (DQ)	Fighter loses due to repeated fouls or rule violations	Loser gets a DQ loss; winner gains a win

Table data source:1, 2

This comparison highlights how 'NC' uniquely preserves fighter records by excluding bouts compromised by factors outside competitive performance. While a disqualification assigns blame, and a draw reflects competitive balance, an NC removes the fight from statistical consideration entirely.

Famous No Contest Fights in Boxing History

Several high-profile bouts have ended in 'No Contest,' often sparking controversy and public debate:

Vitor Belfort vs. Tito Ortiz II (UFC, but relevant precedent): Though not boxing, this MMA fight was changed to NC after Belfort tested positive for elevated testosterone levels, setting a precedent for anti-doping enforcement.
Floyd Mayweather Jr. vs. Zach Walters (2014): Although not officially changed, discussions arose about potential NC due to pre-fight medical concerns, highlighting scrutiny in high-stakes fights.
Multiple regional title fights have been ruled NC after referees were incapacitated mid-bout or due to ring light failures.

Year	Fighters Involved	Circumstance	Governing Body	Outcome Change
2007	Danny Williams vs. Calvin Brock	Williams failed post-fight drug test (nandrolone)	British Boxing Board of Control	Win overturned to NC
2018	Joseph Diaz vs. Jesus Rojas	Rojas missed weight; Diaz refused to fight at catchweight	WBC	Bout canceled, not scored
2021	Chris Algieri vs. Egidijus Kavaliauskas	Accidental clash of heads led to TKO; later reviewed	New York State Athletic Commission	Maintained as TKO, debated as potential NC
2019	Subriel Matias vs. Jeremias Ponce	Ponce could not continue due to accidental headbutt	IBF	Ruled NC after 3rd round

Table data source:3, 4, 5

Data shows that accidental fouls are the most common cause of NC rulings, particularly head clashes that impair vision or balance. Regulatory bodies like the BBBofC and NYSAC prioritize fighter safety and fairness, often opting for NC over technical decisions when insufficient rounds have been completed. The 2019 Matias-Ponce bout exemplifies standard protocol in modern boxing.

Rules Governing No Contest Decisions

While rules vary slightly between commissions, most follow similar guidelines:

Round Threshold: If a fight is stopped due to an accidental foul before completing four rounds (in a 12-round bout), it’s typically ruled NC. After four rounds, a technical decision based on scorecards may apply.
Drug Testing: Post-fight positive tests for banned substances can lead to retroactive NC rulings, as seen in Danny Williams’ case.
Referee and Commission Authority: Only the referee or athletic commission can officially declare an NC.

Frequently Asked Questions About NC in Boxing

What does NC stand for in boxing?

NC stands for 'No Contest,' an official result indicating that a fight was stopped due to circumstances preventing a fair outcome, and no winner is declared.

Does a No Contest count as a loss?

No, a No Contest does not count as a loss (or a win) for either fighter. It is removed from their official win-loss record.

Can a fight be changed to NC after the result is announced?

Yes, if a fighter fails a post-fight drug test or new evidence emerges (e.g., judging error or foul), the athletic commission can overturn the result to NC.

What happens if a boxer gets injured from an accidental headbutt?

If the injury prevents continuation and occurs before the minimum round threshold (usually four), the fight is ruled a No Contest. If past the threshold, a technical decision may be made based on scorecards.

Is No Contest the same as a draw?

No. A draw means both fighters scored equally, and it counts on their records. An NC erases the fight entirely from the official record, with no win, loss, or draw attributed.