Situations > Ball Deflected

A ball played from off the putting green which is accidentally deflected by any person or any object on or off the putting green is played as it lies without penalty. 11.1a
A ball played from on the putting green which is accidentally deflected by any person, animal, or movable obstruction on the putting green is replayed except when the ball is deflected by the flagstick, the person attending the flagstick, another ball at rest, or a ball-marker. 11.1b Exception 2
In all other situations for a ball played from on the putting green which is accidentally deflected, the ball is played as it lies. 11.1b and 13.2b(2)
A deliberately deflected ball is never played as it lies. 11.2c
A ball played from off the putting green which is deliberately deflected and would have come to rest off the putting green is dropped at the estimated spot where the ball would have come to rest. 11.2c(1)
A ball played from off the putting green which is deliberately deflected and would have come to rest on the putting green is placed at the estimated spot where the ball would have come to rest. 11.2c(1)
A ball played from on the putting green which is deliberately deflected is replayed. 11.2c(2)
In stroke play when both balls are on the putting green, there is a 2 stroke penalty for the player whose ball hits another ball. 11.1a Exception
In match play, there is no penalty for deliberately deflecting a ball that has no chance to be holed. 11.2a Exception
When a deflected ball is not replayed when required to do so, the player is penalized for playing from a wrong place or disqualified for not holing out. Wrong Place and 3.3c