Our terms and conditions are dictated by Gites de France who handle all of our bookings. We recommend that all of our guests take out appropriate insurance before they make their booking. Here is the relevant section of those terms:

Cancellation by Guest: Any cancellation must be communicated by registered letter to the booking service.
a/   You have cancellation insurance: you should refer to the refund conditions specified in the insurance contract.
b/   You do not have cancellation insurance: for any cancellation by the Guest, a refund will be issued by the booking service, excluding booking fees, as follows:

• cancellation up to the 21st day inclusive before the start of the stay: the amount of the deposit, corresponding to 25% of the rent, will be retained, along with all booking fees and any charges for cancellation insurance that may have been taken out; in addition, if the Guest so chooses 25% of the amount of all services directly associated with the holiday as appearing on the Fact Sheet and the balance will be refunded if it has been collected as of the cancellation date.
• cancellation between the 20th day and the 8th day inclusive before the start of the stay: 50% of the amount of the rent and of the services directly associated with the holiday, if the Guest has chosen any, will be retained;
• cancellation between the 7th day and the 2nd day inclusive before the start of the stay: 75% of the amount of the rent and of the services directly associated with the holiday, if the Guest has chosen any, will be retained;
• cancellation on the day before or on the arrival date originally specified in the contract, or no-show: no reimbursement will be made.