It depends. I copied this from the All Ears site because it was easier than logging into
DVC:
DISNEY VACATION CLUB ANNUAL PASSES DISCOUNT FAQ
Who can get these discounted passes?
Disney Vacation Club Members and their immediate family
living in the same household will receive discounts on select new and renewed Walt Disney World Annual and Premium Annual Passes. Limit 8 purchases per household.
Are all members of the DVC Member's immediate family included in the offer?
The discount is available to DVC Members to purchase Passes for themselves and their immediate family living in the same household.
Who is defined as "immediate family"?
Immediate family is defined by WDW for discount purposes as:
- Spouse/Registered Domestic Partner
- Parent/Step Parent
- Mother-In-Law/Father-In-Law
- Child/Step Child
- Brother, Sister/Step Brother, Sister
- Brother-In-Law/Sister-In-Law
- Grandparent - Grandchild
Can I use my discount to buy an Annual Pass or Premium Annual Pass for someone other than myself or immediate family residing in the same household?
No. This discount is exclusively for Members to purchase for themselves or immediate family residing in the same household and may not be transferred. This benefit may be revoked in the event of abuse.
What stops me from saying someone lives with me when they don't?
All adults must present a valid driver's license or state identification card showing they reside in the same household.