This everything you need to know about the World Cup’s offsides rule.

This beautiful game would be very ugly if offside didn't exist. At the World Cup, you'll see it often.

The law governing its modern application has 45 clauses and runs to more than 1,000 words. A former Premier League referee ...

As one of the European powers at the 2026 FIFA World Cup, Portugal barely survived a thrilling battle with 2018 finalists ...

Offside calls are some of the most controversial ones in soccer. Here’s a detailed look at the rules ahead of the 2026 FIFA World Cup.

In the hectic final minutes of the Croatia vs. Portugal World Cup round of 32 match, a controversial call negated a potential ...

The flag is up! We explain what that means and why one of soccer's most important rules is also one of the toughest to see ...

Learn World Cup football rules fast with simple explanations of offside, stoppage time, free kicks vs penalties, tiebreakers, the five-second throw-in rule and why brands are hidden in stadiums ...

The Women’s World Cup is back again, which means one of the most controversial calls in sports has also returned. The offside rule has caused some of the most frustrating moments ever in soccer and is ...