Question 1

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

Accepted Answer

Yes — National Museum of Mathematics is recognised by the IRS as a 501(c)(3) organisation (EIN 27-1450809). The IRS recognised National Museum of Mathematics as tax-exempt in February 2010.

Question 2

What is National Museum of Mathematics's EIN?

Accepted Answer

National Museum of Mathematics's Employer Identification Number (EIN) is 27-1450809. The EIN was assigned by the IRS in February 2010. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does National Museum of Mathematics do?

Accepted Answer

To operate a Museum of Mathematics, public exhibitions, interactive displays, and educational programs about Mathematics to enhance public understanding of Mathematics and the importance of Mathematics in everyday life.

Question 4

Where is National Museum of Mathematics located?

Accepted Answer

National Museum of Mathematics is located at 134 West 26th Street 4s, New York, NY, 10001.

Question 5

When was National Museum of Mathematics founded or recognised by the IRS?

Accepted Answer

National Museum of Mathematics was recognised by the IRS as a tax-exempt organisation in February 2010. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is National Museum of Mathematics's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2023), National Museum of Mathematics reported $27.0M in total revenue and $9.8M in total expenses.

Question 7

Has National Museum of Mathematics been auto-revoked by the IRS?

Accepted Answer

No — National Museum of Mathematics (EIN 27-1450809) 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 Museum of Mathematics listed in IRS Publication 78?

Accepted Answer

Yes — National Museum of Mathematics 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 Museum of Mathematics

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