Form 4684, Section A and Schedule A (Form 1040) Form 4684, Section A, and Schedule D (Form 1040) Mark for follow up Question 44 of 75 All of the following are required to determine the amount of a casualty loss or gain EXCEPT the: Adjusted basis of the property Amount of insurance and other reimbursements received, including some cash gifts. Decrease in fair market value from the casualty event. Fair market value when the property was purchased