Question 1

Is River Management Society a tax-exempt 501(c)(3)?

Accepted Answer

Yes — River Management Society is recognised by the IRS as a 501(c)(3) organisation (EIN 31-1297130). The IRS recognised River Management Society as tax-exempt in January 1991.

Question 2

What is River Management Society's EIN?

Accepted Answer

River Management Society's Employer Identification Number (EIN) is 31-1297130. The EIN was assigned by the IRS in January 1991. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does River Management Society do?

Accepted Answer

Managing public rivers

Question 4

Where is River Management Society located?

Accepted Answer

River Management Society is located at PO BOX 5750, Takoma Park, MD, 20913.

Question 5

When was River Management Society founded or recognised by the IRS?

Accepted Answer

River Management Society was recognised by the IRS as a tax-exempt organisation in January 1991. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is River Management Society's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), River Management Society reported $374K in total revenue and $420K in total expenses.

Question 7

Has River Management Society been auto-revoked by the IRS?

Accepted Answer

No — River Management Society (EIN 31-1297130) 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 River Management Society listed in IRS Publication 78?

Accepted Answer

Yes — River Management Society 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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River Management Society

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