If cancellation occurs within 30 days of signing, all deposits are non-refundable. If cancellation occurs between 31 days of signing and 75 days prior to your event, renter is responsible for 20% of total cost contracted at signing plus all deposits. If cancellation occurs within 74 days of scheduled event, the Castle reserves the right to collect the total cost contracted deter- mined at signing. circumstance, contract signed 16.5 months prior to event, wedding cancelled 34 days after signing. $1000.00 dollars was nonrefundable. Question remains on additional 20% of total cost of wedding is this binding?