Annual member fees* go towards maintaining WDO activities and programming in regions around the world, and ensuring a quality experience for all. The fee is calculated on a sliding scale and payments are due upon receipt.
There are two exceptions:
- Educational members are automatically placed into Category C.
- City members are automatically placed into Category A.
*Please note that WDO membership fees currently stated on this page will be increasing at the beginning of the 2024 calendar year.