Definition
“Loose impediments’’ are natural objects such as stones, leaves, twigs, branches and the like, dung, worms and insects and casts or heaps made by them, provided they are not fixed or growing, are not solidly embedded and do not adhere to the ball.
Sand and loose soil are loose impediments on the putting green but not elsewhere.
Snow and natural ice, other than frost, are either casual water or loose impediments, at the option of the player. Manufactured ice is an obstruction.
Dew and frost are not loose impediments.
23-1. Relief
Except when both the loose impediment and the ball lie in or touch the same hazard, any loose impediment may be removed without penalty. If the ball moves, see Rule 18-2c.
When a ball is in motion, a loose impediment which might influence the movement of the ball shall not be removed.
PENALTY FOR BREACH OF RULE:
Match play — Loss of hole; Stroke play — Two strokes.
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