Changes have been made to substitutions at Qatar 2022 (Picture: Shaun Botterill/Getty Images)
Qatar 2022 is the first World Cup to take place during winter and the first to be held in the middle of the season.
But these are not the only change that fans will have to get used to, with a whole raft of changes made to reflect the unique circumstances of the event.
One of the new features at this World Cup compared to previous editions will be the number of substitutions that managers are allowed to make during matches following changes to squad sizes for the tournament.
Here is everything you need to know about the changes around substitutions for Qatar 2022.
How many substitutes will there be at the Qatar World Cup?
Mangers including Gareth Southgate will be able to make five substitutions during the World Cup in Qatar instead of the usual three.
This was officially approved by the The International Football Association Board back in June.
Gareth Southgate will be able to have more changes up his sleeve in Qatar (Picture: Visionhaus/Getty Images)
The number of players allowed to sit on the bench as substitutes has also been increased from 12 to 15, meaning that each player can now be named in every matchday squad.
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The five substitutions rule was introduced on a temporary basis by FIFA when football returned form the first Covid-19 lockdown in May and June 2020.
The Premier League had decided to revert back to just three subs per game for the 2021/22 season, unlike the rest of the major leagues around Europe who kept the rule of five permitted substitutions.
However, top flight clubs in England finally agreed to reintroduce five subs on a permanent basis from this season onwards.
The Champions League and Europa League also feature the five sub rule, as was the case during Euro 2020.
The move echoes the five substitutions rule introduced in the Premier League this season (Picture: Alex Pantling/Getty Images)
How many players are in World Cup squads?
The maximum number of players allowed in World Cup squads is 26.
The cap has been increased from the traditional limit of 23 up to 26 due to concerns over player welfare at the tournament.
The bigger squads and increased number of substitutions should ease the workloads of players, who have already battled condensed club fixture lists due to the World Cup taking place in the winter.
More: World Cup 2022
Qatar 2022 will also take place over 28 days instead of the usual 32, and so consequently players will have slightly less recovery time between games.
And with the squad limit increased, this means that an extra 96 players will go to the World Cup compared to previous tournaments.
As well as 15 players, 11 members of the backroom staff will be allowed to sit on the bench during matches.
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Changes aplenty.