Question 1

Is National Building Museum a tax-exempt 501(c)(3)?

Accepted Answer

Yes — National Building Museum is recognised by the IRS as a 501(c)(3) organisation (EIN 52-1050999). The IRS recognised National Building Museum as tax-exempt in February 1976.

Question 2

What is National Building Museum's EIN?

Accepted Answer

National Building Museum's Employer Identification Number (EIN) is 52-1050999. The EIN was assigned by the IRS in February 1976. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does National Building Museum do?

Accepted Answer

The National Building Museum inspires curiosity about the world we design and build.

Question 4

Where is National Building Museum located?

Accepted Answer

National Building Museum is located at 401 F Street NW, Washington, DC, 20001.

Question 5

When was National Building Museum founded or recognised by the IRS?

Accepted Answer

National Building Museum was recognised by the IRS as a tax-exempt organisation in February 1976. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is National Building Museum's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2023), National Building Museum reported $9.1M in total revenue and $9.1M in total expenses.

Question 7

Has National Building Museum been auto-revoked by the IRS?

Accepted Answer

No — National Building Museum (EIN 52-1050999) 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 National Building Museum listed in IRS Publication 78?

Accepted Answer

Yes — National Building Museum 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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National Building Museum

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