How VAR Has Changed Football: A Look at Video Assistant Referee Technology

Video Assistant Referee technology, commonly known as VAR, was first trialed in official competitions in 2016 and made its World Cup debut in 2018. Since then it has become a standard feature of major tournaments, including the FIFA World Cup.

VAR allows a team of off-field officials to review key incidents using multiple camera angles, stepping in when they spot a clear and obvious error in four specific situations: goals, penalty decisions, direct red cards, and cases of mistaken identity. The on-field referee retains the final call after reviewing the footage on a pitchside monitor.

Supporters of the system point to its ability to correct game-changing mistakes that once stood uncorrected for decades. Critics argue that lengthy reviews can interrupt the flow of a match and that judgment calls, like what constitutes a handball, remain subjective even with video evidence.

Alongside VAR, goal-line technology has also become standard, using multiple cameras or sensors to determine instantly whether the ball has fully crossed the line. Together, these tools have reduced, though not eliminated, the kind of officiating controversies that once dominated post-match discussion.

As the technology matures, further additions like semi-automated offside detection are being introduced, continuing football's gradual shift toward greater officiating precision.