If you currently pay your annual dues via monthly debits do you have to leave it that way for the entire year or can you go in at anytime and pay the remainder off via credit card?
After you make your early payment they'll just divide the remaining balance among the monthly payments-- unless it's a considerably low balance remaining. Then they'll just pay it off in full fon the next monthly autopayment.
If setup for monthly dues payments:
Partial payments can only be made by Disney Gift Card. If using a major credit/debit card, it must be for the full remaining balance.