- Is Green Buffalo Institute a tax-exempt 501(c)(3)?
- Yes — Green Buffalo Institute is recognised by the IRS as a 501(c)(3) organisation (EIN 39-4442117). The IRS recognised Green Buffalo Institute as tax-exempt in December 2025.
- What is Green Buffalo Institute's EIN?
- Green Buffalo Institute's Employer Identification Number (EIN) is 39-4442117. The EIN was assigned by the IRS in December 2025. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.
- What does Green Buffalo Institute do?
- Green Buffalo Institute is registered with the IRS as a arts, culture & humanities nonprofit organisation. A detailed mission statement is not available on its most recent Form 990 filing.
- Where is Green Buffalo Institute located?
- Green Buffalo Institute is located at 39527 Reservation Highway 1, Morton, MN, 56270-1253.
- When was Green Buffalo Institute founded or recognised by the IRS?
- Green Buffalo Institute was recognised by the IRS as a tax-exempt organisation in December 2025. The IRS ruling date is the earliest authoritative date available for most US nonprofits.
