Transfer Rules
How the transfer windows work: the registration periods
Transfer windows are the registration periods during which clubs may sign players. Here is how FIFA allows them to be set and what they control.
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How the window, the free-agent market, loans and contract terms actually work.
Transfer Rules
The summer transfer window: rules and how it works
The close-season registration period is the main window of the football year. Here is how it is timed, what it allows and why most big deals happen inside it.
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Transfer Rules
The winter transfer window: rules and how it works
The mid-season registration period is short, tightly capped and used to repair squads. Here is what the winter window allows and why it is so compressed.
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Transfer Rules
The Bosman ruling: how free transfers became the norm
The 1995 Bosman ruling changed player contracts across Europe, creating the modern free-transfer market at the end of a contract. Here is what it decided.
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Transfer Rules
Free agents: registering a player outside a window
Unattached players may be registered outside the transfer windows, which makes the free-agent market unlike any other part of the transfer system.
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Transfer Rules
Loans explained: the options, obligations and recall
A loan moves a player between clubs without a permanent transfer fee. Here is how straight loans, options and obligations differ under the rules.
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Transfer Rules
Release clauses: how buy-out terms shape a transfer
A release or buy-out clause fixes the sum that frees a player from a contract. Here's how clauses work, why they can beat market value and how FIFA treats them.
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Transfer Rules
Training compensation and how the solidarity pool works
Clubs that train young players receive payments when those players move. Here is how training compensation and the five per cent solidarity pool operate.
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Transfer Rules
The international transfer certificate: a short guide
An international transfer certificate is required before a player can be registered abroad. Here is what it does and how the process is now coordinated.
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Transfer Rules
Third-party ownership and the FIFA ban that ended it
Third-party ownership once let investors share in a player's transfer value. FIFA banned it in 2015. Here is how the practice worked and why it was stopped.
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