Accounting and Tax

K1 Tax Form for OnlyFans Creators: What It Is and How to File

By Matt Cohen December 1, 2025

Navigating taxes as an OnlyFans creator may seem overwhelming, especially with all the different tax forms you might encounter. One form that can seem complicated is the K1 tax form, but understanding it is essential for tax season. Whether you’re a solo creator or part of a partnership, understanding the K1 tax form is key to properly reporting your income and staying compliant with the IRS.

In this comprehensive guide, we’ll explain everything you need to know about the K1 tax form, its relevance for OnlyFans creators, and how it affects your taxes. We’ll break down its structure, how to report K1 income, and how it compares to other forms, like the 1099. We’ll also answer common questions to help you better understand your tax obligations and ensure you’re maximizing your potential deductions.

Woman reviewing her K1 tax form with calculator, preparing for her tax return.

What is the K1 Tax Form?

The K1 tax form is used to report income, deductions, and credits from partnerships, S corporations, estates, and trusts. If you’re a partner in a partnership or an S corporation, the K1 form reports your share of the entity’s income, deductions, and credits. This form is essential for reporting self-employment income, and it helps determine your tax liability as part of your personal income tax return.

For OnlyFans creators who operate as S corporations or partnerships, understanding the K1 tax form is important because it reports income earned through your business entity. Even if you don’t receive a K1 form, it’s important to understand that the income from these entities is still taxable.

Who Needs to File a K1 Tax Form?

The K1 tax form is primarily used by individuals who are involved in business entities such as:

  • Partnerships
  • S corporations
  • Estates and trusts
  • Limited Liability Companies (LLCs)

If you are part of a business partnership or own shares in an S corp, and your business generates income, the K1 tax form will report your share of that income, including any business expenses and tax credits.

K1 Form vs. 1099: What’s the Difference?

For many OnlyFans creators, especially those operating as sole proprietors, the 1099 form is a familiar document. However, understanding the difference between the 1099 and K1 tax form is crucial if you’re part of a business partnership or an S corporation.

Here’s a quick breakdown of the differences:

  • 1099 Form: This is used to report non-employee compensation and other sources of income. If you’re an independent contractor, like a freelance photographer or another service provider working for an OnlyFans creator, the 1099 would report the income you earned.
  • K1 Form: If you are a partner in a business entity, or if your OnlyFans business is set up as an S corporation, the K1 form will report your share of the entity’s income, deductions, and credits.

In contrast to the 1099, the K1 provides a breakdown of how much of the business income belongs to you and how much can be deducted or credited. As an OnlyFans creator running an S-corp, understanding your K1 form ensures you report your earnings correctly.

How Does the K1 Tax Form Affect My Taxes?

When you receive a K1 form, it reports your share of the business income or loss from the partnership or S corporation. This income must be included on your tax return, and it may be subject to self-employment tax.

  • Business Income: If your OnlyFans business operates as a partnership or S corp, your K1 form will detail your share of the income. You will need to report this on your personal income tax return.
  • Self-Employment Tax: If your business is an S corp, the income you receive from the K1 will likely be subject to self-employment tax. This tax covers your Social Security and Medicare contributions, which are part of your overall tax bill.
  • Deductions and Credits: The K1 form may also list tax deductions and credits that apply to your business, helping lower your tax liability. These may include expenses like business travel, marketing costs, and even your home office deduction.

How to Report K1 Income on Your Tax Return

When it comes time to file your tax return, you’ll need to report the income and deductions from your K1 form on the appropriate lines of your IRS Form 1040. Here’s a step-by-step guide on how to report your K1 income:

  1. Receive the K1 Form: Make sure you have received your K1 form from your partnership or S corp by the tax filing deadline. If you haven’t received it, contact the entity to ensure it’s on its way.
  2. Review the Form: The K1 form will list your share of the business income or loss. Make sure the amounts are correct, especially if your business has several partners or shareholders. Verify the partner’s share of net income or losses and check if the taxable income aligns with your financial records.
  3. Enter K1 Income on IRS Form 1040: Transfer the income and deductions from the K1 form to the appropriate sections on your IRS Form 1040. You’ll use Schedule E (Supplemental Income and Loss) to report this income. Be sure to include all income, including capital gains and guaranteed payments, from the entity’s share.
  4. Pay Self-Employment Taxes: If your income from the K1 form is considered self-employment income, you will need to pay self-employment taxes on it. This is done using Schedule SE. This covers your Social Security and Medicare contributions under self-employment earnings.

What Happens if I Don’t Report K1 Income?

Failing to report K1 income on your tax return can lead to significant issues with the IRS, including penalties, interest, and the possibility of an audit. It’s important to ensure that all business income from the K1 form is reported correctly.

K1 Form for S Corporations and Partnerships

For OnlyFans creators who operate under an S corporation or partnership, the K1 tax form is a critical part of your tax filing. Here’s why:

  • S Corporations: The income you earn through your S corp is reported on the K1 form. You’ll report this income on your personal income tax return, and it will be subject to self-employment tax if applicable.
  • Partnerships: If you own a stake in a partnership, you’ll also receive a K1 form that details your share of the partnership’s income. This income is also subject to self-employment taxes.

K1 Form vs. W-2: What’s the Difference?

Another question many OnlyFans creators have is how the K1 form compares to the W-2 form. Here’s a quick comparison:

  • K1 Form: Reports income from partnerships or S corporations. It details your share of business profits and losses, which you report on your personal income tax return.
  • W-2 Form: Reports wages earned as an employee. If you are an employee working for someone else, you’ll receive a W-2, and your taxes will be withheld automatically by your employer.

Woman filling out her K1 tax form on her laptop to report OnlyFans income.

FAQs

What is the K1 tax form?

The K1 tax form reports your share of income from pass-through entities like partnerships or S corporations. It provides details on your portion of the net income, deductions, and credits that belong to you as a partner or shareholder. If you earn OnlyFans income through one of these business structures, the K1 helps ensure your profits are accurately reported on your annual tax return.

What is the difference between a 1099 and a K1?

A 1099 form is issued to report self-employment income or non-employee compensation, often for independent contractors. In contrast, the K1 form reports income from business partnerships or S corporations. For OnlyFans creators involved in a partnership or operating as an S corp, the K1 form breaks down your ownership stake and share of the business net income.

Does K1 income count as earned income?

Yes, K1 income can be considered self-employment income, which is subject to self-employment taxes. This income is included as part of your taxable income if you actively participate in the business. Be sure to report it properly on your personal income tax return, as it can affect your tax liability.

Is K1 the same as W-2?

No, the K1 form reports income from partnerships or S corporations, while a W-2 form reports wages paid to employees. The K1 reflects your shareholder’s share of the business’s net income, while the W-2 shows salary earned with taxes already withheld. If you are an individual partner in an S corp, you will receive a K1 instead of a W-2.

Conclusion

The K1 tax form is essential for OnlyFans creators in pass-through entities like S corporations or partnerships. It reports a partner’s share of income, business expenses, and tax deductions, impacting your taxable income and net income. By properly reporting your OnlyFans income, self-employment earnings, and capital gains, you can reduce your gross income and maximize tax write-offs such as home office deductions and marketing expenses. Remember, pay quarterly and consult a tax professional to navigate tax payments, entity’s tax year ends, and partnership agreement considerations. Failing to report guaranteed payments or other income could lead to penalties, so stay compliant.

At The OnlyFans Accountant, we specialize in helping creators navigate the complexities of OnlyFans taxes, including K1 forms and capital gains. Whether you’re part of a business entity or need assistance with self-employment income, our team is here to help you optimize your annual tax return and maximize your tax write-offs. Contact us today to schedule your free consultation and ensure you’re prepared for tax season with confidence.