World Cup 2026: Key Squad Submission Dates

The clock for the 2026 Fifa World Cup is already ticking, even if the first ball is months away from being kicked.

By Monday, 1 June, every nation with ambitions of going deep into the tournament must do something brutally simple and endlessly complex: submit a final squad of up to 26 players. No more trial lists, no provisional groups. Just the definitive 23 to 26 names a coach is prepared to live and possibly fall with.

On Tuesday, 2 June, Fifa will rubber-stamp those lists. From that moment, the shape of each campaign is effectively set.

When can squads still change?

Once Fifa confirm the squads, managers lose almost all flexibility. There are only two doors left open, and they are both marked “emergency”.

If a player suffers a serious injury or illness, he can be replaced in the squad, but only up to 24 hours before his team’s first match of the tournament. That is the last point at which an outfield change can be made. Once a side has kicked off its World Cup, the outfield group is locked.

No late tactical rethink. No swapping a defender for a winger because of a change in formation. After that first whistle, managers must live with the 20 or so outfielders they chose.

The goalkeeper exception

In a position where one bad landing can end a tournament, Fifa allow more leeway. If a goalkeeper suffers a serious injury or illness at any point during the World Cup, he can be replaced, even mid-tournament.

It is the only scenario in which a team can alter its squad after its opening game. The outfielders are fixed; the goalkeepers have a safety net.

How big can a squad be?

Each nation must name at least 23 players and no more than 26. Within that group, three must be goalkeepers. Not “should be”. Must.

The trend among leading nations is clear. With a longer tournament, heavy travel and increasingly intense schedules, most coaches are taking the maximum. Like many of their rivals, both England and Scotland have opted for full 26-man squads, each built around three goalkeepers and a carefully balanced mix of defenders, midfielders and forwards.

Those numbers on a page will soon become the faces of a World Cup. For players on the fringes, the reality is stark: by 1 June, their dream is either alive or over.