Question 1

Is Great Plains Mastiff Rescuefoundation a tax-exempt 501(c)(3)?

Accepted Answer

Yes — Great Plains Mastiff Rescuefoundation is recognised by the IRS as a 501(c)(3) organisation (EIN 20-3939401). The IRS recognised Great Plains Mastiff Rescuefoundation as tax-exempt in September 2013.

Question 2

What is Great Plains Mastiff Rescuefoundation's EIN?

Accepted Answer

Great Plains Mastiff Rescuefoundation's Employer Identification Number (EIN) is 20-3939401. The EIN was assigned by the IRS in September 2013. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does Great Plains Mastiff Rescuefoundation do?

Accepted Answer

Dedicated to the rescue, rehabilitation, rehoming, welfare, and public education for the Mastiff breed of dog.

Question 4

Where is Great Plains Mastiff Rescuefoundation located?

Accepted Answer

Great Plains Mastiff Rescuefoundation is located at 12400 Autumn BRK, Guthrie, OK, 73044.

Question 5

When was Great Plains Mastiff Rescuefoundation founded or recognised by the IRS?

Accepted Answer

Great Plains Mastiff Rescuefoundation was recognised by the IRS as a tax-exempt organisation in September 2013. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is Great Plains Mastiff Rescuefoundation's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2025), Great Plains Mastiff Rescuefoundation reported $76K in total revenue and $61K in total expenses.

Question 7

Has Great Plains Mastiff Rescuefoundation been auto-revoked by the IRS?

Accepted Answer

No — Great Plains Mastiff Rescuefoundation (EIN 20-3939401) 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 Great Plains Mastiff Rescuefoundation listed in IRS Publication 78?

Accepted Answer

Yes — Great Plains Mastiff Rescuefoundation 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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Great Plains Mastiff Rescuefoundation

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