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Schedule C (Form 1040): Profit or Loss From Business - Page 1
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Schedule C (Form 1040): Profit or Loss From Business

Freelancers, sole proprietors and single-member LLC owners report business income and expenses on Schedule C. The net profit flows to Form 1040 and Schedule SE.

2025 version
Source: Internal Revenue Service (IRS)

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Instructions for filling out Schedule C (Form 1040): Profit or Loss From Business

This template is used for official filing and documentation. Below are detailed instructions for completing, requirement details, and submission rules.

Who needs to fill out this document?

This form is designed for use by legal entities, individuals, or authorized representatives in the following cases:

  • Freelancers, consultants and gig workers.
  • Sole proprietors and single-member LLC owners.
  • Side-business owners with income on 1099-NEC or 1099-K.

What you will need before starting

Before filling out the interactive form, prepare the following details and documents:

1. Income records1099-NEC, 1099-K and records of all business receipts.
2. Expense recordsReceipts for supplies, software, advertising, travel and other costs.
3. Vehicle and home office detailsBusiness mileage log; home office square footage.
4. Business informationBusiness name, address, EIN if any, and principal business code.

Step-by-step filling process

  1. Business details: Lines A-J: activity, business code, accounting method and material participation.
  2. Part I: Income: Gross receipts, returns, cost of goods sold and other income.
  3. Part II: Expenses: Enter deductible expenses by category; use Part IV for vehicles and Form 8829 for home office.
  4. Net profit or loss: Carry line 31 to Schedule 1 and Schedule SE.

Frequently Asked Questions (FAQ)

Do I need a separate Schedule C for each business?

Yes, one for each separate business activity.

Can I deduct my home office?

Yes, if part of your home is used regularly and exclusively for business. The simplified method is $5 per square foot up to 300 square feet.

Do I owe self-employment tax?

If your net earnings are $400 or more, you'll also file Schedule SE.

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