The course is open. With the following conditions: Preferred Lies and Leaf Rule
Local Rule F14 - Leaf Rule
Confirm the ball is in the leaves: You must be confident that your ball is under an accumulation of leaves / or a pile of leaves and is not out of bounds or lost in a penalty area. This must be agreed with your playing partner(s).
Take a free drop: If you meet the conditions, you can take a free drop without a penalty stroke. You are entitled to drop the ball within one club-length of the nearest point of complete relief from the leaf pile or accumulation, no closer to the hole in agreement with your playing partners**