Are unreported tips my cash tips?

Any month you earn $20 or more of tips, you have an obligation to report them to your employer so they can calculate the appropriate amount of tax withholding; otherwise, the IRS can increase the amount you owe with a tax penalty.

If you have any unreported tips, they need to be entered on form 4137. For more information take a look at the FAQ https://turbotax.intuit.com/tax-tools/tax-tips/Taxes-101/When-to-Use-Tax-Form-4137--Tax-on-Unreporte...

To quickly get to form 4137:

• Sign in to your account.
• Click 'Take me to my return'.
• Click 'My Account', at the top of the page.
• Select 'Tools' in the drop down menu.
• Click 'Topic Search'.
• Type in 'Form 4137'.
• Click 'Go'.