Purpose of Rule: Rule 4 covers the equipment that players may use during a round. Based on the principle that golf is a challenging game in which success should depend on the player’s judgment, skills and abilities, the player:
Must use conforming clubs and balls,
Is limited to no more than 14 clubs, and
Is restricted in the use of other equipment that gives artificial help to their play.
4
The Player’s Equipment
For detailed requirements for clubs, balls and other equipment and the process for consultation and submission of equipment for conformity review, see the Equipment Rules.
4.3
Use of Equipment
Rule 4.3 applies to all types of equipment that a player might use during a round, except that the requirement to play with conforming clubs and balls is covered by Rules 4.1 and 4.2, not by this Rule.This Rule only concerns how equipment is used. It does not limit the equipment that a player may have with them during a round.