Schedule C Instructions 2024 Turbotax. If you are a resident alien, you can take the deductions allowed on schedule a (form 1040). Irs schedule c, profit or loss from business, is a tax form you file with your form 1040 to report income and.

Schedule c is for business owners to report their income for tax purposes. Here’s how to enter your home office, vehicle mileage, supplies, and other common business expenses in turbotax online: