Question 1

Is Tax Foundation a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Tax Foundation is recognised by the IRS as a 501(c)(3) organisation (EIN 52-1703065). The IRS recognised Tax Foundation as tax-exempt in December 1990.

Question 2

What is Tax Foundation's EIN?

Accepted Answer

Tax Foundation's Employer Identification Number (EIN) is 52-1703065. The EIN was assigned by the IRS in December 1990. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Tax Foundation do?

Accepted Answer

To improve lives through tax policies that lead to greater economic growth and opportunity.

Question 4

Where is Tax Foundation located?

Accepted Answer

Tax Foundation is located at 1325 G Street NW 950, Washington, DC, 20005.

Question 5

When was Tax Foundation founded or recognised by the IRS?

Accepted Answer

Tax Foundation was recognised by the IRS as a tax-exempt organisation in December 1990. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Tax Foundation's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Tax Foundation reported $7.7M in total revenue and $9.1M in total expenses.

Question 7

Has Tax Foundation been auto-revoked by the IRS?

Accepted Answer

No — Tax Foundation (EIN 52-1703065) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.

Question 8

Is Tax Foundation listed in IRS Publication 78?

Accepted Answer

Yes — Tax Foundation is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.

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Tax Foundation

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