Tax form W-9 reference

Learn about the tax form W-9 for individuals and corporations of the United States.

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Last updated 7 months ago

This form is for residents of the United States, both individuals and corporations. Complete this form similarly to how you normally complete your W-9. For more information, refer to the IRS document Instructions for the Requester of Form W-9.

If you're a US citizen or US resident alien, you must complete Form W-9, even if you permanently reside abroad.
If you're providing the form for a single-member LLC, provide the name and the EIN/SSN of the LLC shareholder (taxpayer) in the main fields, and the LLC name in the Business Name/Disregarded Entity Name field.

Identification number validation

The payout profile setup sends Employee Identification Number (EIN) or Social Security Number (SSN) for automatic validation. If you receive notification that the validation has failed, confirm the following:

Your company and personal names match the names on your income tax return.
Your identification number is correct.

If you believe that the information provided is correct, but you still receive a failure notice, contact Unity Support and provide us with one of the following:

A copy of the IRS letter attributing the EIN to you
The first page of your 1120/1040 tax form with all numerical information other than your EIN/SSN and the name of the company redacted

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