Belinda was involved in a boating accident in 2017. her speedboat, which was used only for personal use and had a fair market value of $28,000 and an adjusted basis of $14,000, was completely destroyed. she received $10,000 from her insurance company. her agi for 2017 is $37,000. belinda's casualty loss deduction (after any limitations) is $ and is treated as a deduction.

The adjusted basis of the property. The difference between the fair market value of the property before the event and the fair market value immediately after the event. Any insurance recovery reduces the loss. The amount of the loss for personal use property must be further reduced by a $100 per event floor and a 10%-of-AGI aggregate floor. The $100 floor applies separately to each casualty loss. The loss is then reduced by 10% of the taxpayer’s AGI. The resulting loss is the taxpayer’s itemized deduction for casualty and theft losses. Belinda’s casualty loss deduction is $200 [$14,000 basis â’ $10,000 insurance recovery â’ $100 foor â€" $3,700 (10% Ă - $37,000 AGI) ]. The $200 casualty loss is an itemized deduction (From AGI).