On 10 November 2021, FIFA released the awaited 2021 edition of its Commentary to the Regulations on the Status and Transfer of Players (RSTP). The new edition of the Commentary on RSTP will replace the first Commentary edition released in 2007.

The Court of Arbitration for Sport (CAS) has the competence to settle sport-related disputes. CAS was created by The International Olympic Committee (IOC) in 1983 and is located in Lausanne, Switzerland. CAS also has branch offices in New York and Sydney, and at major sports events, such as the Olympic Games, the football World Cup and the European Football Championships, ad hoc offices are created to deal with violations of regulations in the current sports event.