9. Nondeductible taxes include all of the following except: a. social security taxes. b. federal gift taxes c. real estate taxes paid on behalf of the taxpayer's son d. gasoline taxes e. all of the above are nondeductible taxes. 10. Supporting evidence to justify a casualty loss deduction includes all of the following except: a. pictures taken before and after the casualty. b. appraisal of the property before and after the casualty c. the cost to repair the property to its pre-casualty condition. d. the FMV immediately before and after the loss. e. all of the above provide supporting evidence to justify a casualty loss deduction