Introduction This publication explains the tax treatment of casualties, thefts, and losses on deposits. A casualty occurs when your property is damaged as a result of a disaster such as a hurricane, fire, car accident, or similar event. A theft occurs if someone steals your property. A loss on deposits occurs when your financial institution becomes insolvent or bankrupt. This publication discusses the following topics. Definitions of a casualty, theft, and loss on deposits. How to figure the amount of your gain or loss. How to treat insurance and other reimbursements you receive. The deduction limits. When and how to report a casualty or theft. The special rules for disaster area losses. Forms to file. When you have a casualty or theft, you have to file Form 4684. You will also have to file one or more of the following forms. Schedule A (Form 1040) Schedule D (Form 1040) Form 4797 For details on which form to use, see How To Report Gains and Losses, later. Condemnations. For information on condemnations of property, see Involuntary Conversions in chapter 1 of Publication 544. Workbooks for casualties and thefts. Publication 584 is available to help you make a list of your stolen or damaged personal-use property and figure your loss. It includes schedules to help you figure the loss on your home and its contents, and your motor vehicles. New Publication 584-B is available to help you make a list of your stolen or damaged business or income-producing property and figure your loss. Comments and suggestions. We welcome your comments about this publication and your suggestions for future editions. You can e-mail us while visiting our web site at www.irs.gov. You can write to us at the following address: Internal Revenue Service Technical Publications Branch W:CAR:MP:FP:P 1111 Constitution Ave. NW Washington, DC 20224 We respond to many letters by telephone. Therefore, it would be helpful if you would include your daytime phone number, including the area code, in your correspondence.