Throughout Australia, there are around 400 courses that have greens comprised of oiled sand or some other similar material, usually due to the prohibitive cost of maintaining grass greens by small clubs in rural areas.
The player is able to smooth the putting surface with a provided smoother/rake prior to putting. Certain conditions apply to the smoothing process and how to mark the ball on the green.
View the document below for the complete Local Rules for Sand Greens.
Click here for "Local Rules for Sand Greens"