Question 1

Is Mare Island Heritage Trust a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Mare Island Heritage Trust is recognised by the IRS as a 501(c)(3) organisation (EIN 27-1493661). The IRS recognised Mare Island Heritage Trust as tax-exempt in March 2010.

Question 2

What is Mare Island Heritage Trust's EIN?

Accepted Answer

Mare Island Heritage Trust's Employer Identification Number (EIN) is 27-1493661. The EIN was assigned by the IRS in March 2010. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Mare Island Heritage Trust do?

Accepted Answer

To promote open space, nature and wildlife education, and the historical and natural resources of Mare Island and the surrounding bay area communities, and to advocate for wild lands protection and public access to open space.

Question 4

Where is Mare Island Heritage Trust located?

Accepted Answer

Mare Island Heritage Trust is located at 816 Branciforte Street, Vallejo, CA, 94590.

Question 5

When was Mare Island Heritage Trust founded or recognised by the IRS?

Accepted Answer

Mare Island Heritage Trust was recognised by the IRS as a tax-exempt organisation in March 2010. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Mare Island Heritage Trust's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), Mare Island Heritage Trust reported $7K in total revenue and $13K in total expenses.

Question 7

Has Mare Island Heritage Trust been auto-revoked by the IRS?

Accepted Answer

No — Mare Island Heritage Trust (EIN 27-1493661) 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 Mare Island Heritage Trust listed in IRS Publication 78?

Accepted Answer

Yes — Mare Island Heritage Trust 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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Mare Island Heritage Trust

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