Section 2: Equipment
The putter (Rule 3)
- 3.1: Minigolf and golf putters may be used. Other golf clubs are permitted only if the system-specific rules define so.
- 3.2: The putter must have no gadgets for aiming. Notches and lines on the putter head are permitted.
- 3.3: The area of the putter face must not exceed 40 square centimetres (about 6.2 square inches).
- 3.4: Shots played with a non-permitted putter count on the lane where the violation is noticed, and that lane must be replayed.
The ball (Rule 4)
- 4.1: All minigolf and golf balls of any material are permissible.
- 4.2: Diameter must be between 37.0 mm and 43.0 mm (1.46 to 1.69 in). A ball must not bounce more than 85 cm (33.5 in) when dropped on concrete from a height of 1 m (39.4 in) at 25 °C, and must weigh less than 120 grams (4.2 oz).
- 4.3–4.4: Only balls permitted under the ball homologation rules (regulation 3.4) may be used in tournaments.
- 4.5: Shots played with a non-permitted ball count on the lane where the violation is noticed, and that lane must be replayed.
- 4.6: The number of balls used can be limited in special formats, as described in the tournament invitation.
Sportswear (Rule 5)
- 5.1: Uniform team clothing from the waist upwards and sports shoes are required. Membership of a minigolf club or association must be shown on the clothing (exception: bad-weather clothes).
- 5.2: During the official opening and victory ceremonies on the course a team must present a uniform appearance (exception: bad-weather clothes).
Score-cards (Rule 10.2)
Printed forms are used as score-cards, with fields for each lane's score, round and tournament totals, penalty points, initials, final signatures and referee remarks. Electronic score-cards may be used (10.12). Each player must carry waterproof writing equipment such as a ballpoint pen or waterproof felt pen; pencils are not allowed (10.1).
Playing aids (Rule 13)
Aiming devices, spirit levels and similar devices are forbidden for everyone on the course during a tournament (13.1). Cooling and heating equipment and equipment to measure ball characteristics (e.g. thermometers, jump frames) are allowed (13.2). Course maps and written notes, including electronic ones, may be used (13.3).