LAW 3: NUMBER OF PLAYERS – THE TEAM

3.1 MAXIMUM NUMBER OF PLAYERS ON THE PLAYING AREA

Maximum: each team must have no more than seven players on the playing area.

3.4 PLAYERS NOMINATED AS SUBSTITUTES

A team may nominate no more than five replacements/substitutes.
A team can substitute or replace up to three players.

3.12 SUBSTITUTED PLAYERS REJOINING THE MATCH

If a player is substituted, that player must not return and play in that match even to replace an injured player.
Exception: A substituted player may replace a player with a bleeding or open wound.