Concussion substitution
The provision as it is printed, and everything on Ruleside that turns on it.
A competition option that allows each team to make an extra substitution (and grants them an extra substitution opportunity, where applicable) if one of their players suffers an actual or suspected concussion See ‘Additional permanent concussion substitutions protocol'
Answered differently by competition 1
This clause hands the answer to whoever runs the competition, so it has more than one.
The Laws of the Game are published by The IFAB and quoted here for the purpose of explaining the decisions on this site. Ruleside is not affiliated with The IFAB or FIFA. Every clause of Glossary that Ruleside cites.