Reference to temporary dismissals is found in:

The provision as it is printed, and everything on Ruleside that turns on it.

The referee has the power to show yellow or red cards and, where competition rules permit, temporarily dismiss a player, from entering the field of play at the start of the match until after the match has ended, including during the half-time interval, extra time and penalties (penalty shoot-out).

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 Notes and modifications that Ruleside cites.