Question 1

Is National Water Research Institute a tax-exempt 501(c)(3)?

Accepted Answer

Yes — National Water Research Institute is recognised by the IRS as a 501(c)(3) organisation (EIN 33-0481107). The IRS recognised National Water Research Institute as tax-exempt in June 1993.

Question 2

What is National Water Research Institute's EIN?

Accepted Answer

National Water Research Institute's Employer Identification Number (EIN) is 33-0481107. The EIN was assigned by the IRS in June 1993. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.

Question 3

What does National Water Research Institute do?

Accepted Answer

To provide financial support for the Research, development, and implementation of Water projects for the purpose of developing and conserving Water, preventing or remediating degradation of Water quality and efficiently using Water resources.

Question 4

Where is National Water Research Institute located?

Accepted Answer

National Water Research Institute is located at 18700 Ward Street, Fountain Valley, CA, 92708.

Question 5

When was National Water Research Institute founded or recognised by the IRS?

Accepted Answer

National Water Research Institute was recognised by the IRS as a tax-exempt organisation in June 1993. The IRS ruling date is the earliest authoritative date available for most US nonprofits.

Question 6

What is National Water Research Institute's annual revenue?

Accepted Answer

On its most recent Form 990 (fiscal year 2024), National Water Research Institute reported $1.4M in total revenue and $1.6M in total expenses.

Question 7

Has National Water Research Institute been auto-revoked by the IRS?

Accepted Answer

No — National Water Research Institute (EIN 33-0481107) 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 Water Research Institute listed in IRS Publication 78?

Accepted Answer

Yes — National Water Research Institute 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 Water Research Institute

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