81 Ubi Avenue 4, #/28, UB One Building, Singapore, Futsal 5 a side Leagues .. FUTSAL LEAGUE SPECIFIC RULES AND REGULATIONS. League Rules • FIFA rules shall apply. Please also pay attention to the following rules, some being reinforcement of the regular rules, other being ruled. Laws of the Game. The field of play; The ball; The number of players; The players' equipment; The referee; The other match officials; The duration of the match. If a player has been dismissed for red card offenses from a match by the referee he plays no further part in that game. Your match fee covers absolutely. The Air Horn system will be in place to dictate the start and casino drive of each match. No Regrets for Referee-Turned-Administrator. Penalties for teams arriving late.