You cannot use the Safe Harbor election in the TurboTax Online version. You can use the desktop version and perform an override (Deluxe, Premier, Home & Business) as IRS Form 4684, Casualties and Thefts instructions say to leave Lines 5 and 6 blank when electing to use the Safe Harbor Election for deducting your hurricane loss. Your tax return will need to be mailed in.
Follow the steps in the TurboTax FAQ below for steps on performing an override. Click the blue instructions hyperlink. Click "See entire answer" for the full page view.
To include the required statement using a TurboTax desktop version, view the return in Forms Mode. Select the Open Form button at the top. Then type Blank in the search bar. A blank form will generate and your statement can be written there.
The attached statement must state the specific
Revenue Procedure you used to determine the amount of your casualty loss. Click this IRS link
Instructions for Form 4684 for specific details on what to include in your statement. Scroll down to page 5.
