(a) The club shall designate the manager to the League President or the umpire-in-chief not less than thirty minutes before the scheduled starting time of the game.
(b) The manager may advise the umpire-in-chief that he has delegated specific duties prescribed by the rules to a player or coach, and any action of such designated representative shall be official. The manager shall always be responsible for his team’s conduct, observance of the official rules, and deference to the umpires.
(c) If a manager leaves the field, he shall designate a player or coach as his substitute, and such substitute manager shall have the duties, rights and responsibilities of the manager. If the manager fails or refuses to designate his substitute before leaving, the umpire-in-chief shall designate a team member as substitute manager.