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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 51-0148324

INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS

Tax-exempt · RIVERSIDE, CA 92507

Address and contacts

Address (IRS master file)
3401 WATKINS DR, RIVERSIDE, CA 92507-4633
In care of
% DR GEORGIOS VIDALAKIS
Mailing address (990-N for 2024)
3401 Watkins Dr, Riverside CA 92521
Principal officer (990-N for 2024)
Nerida Donovan, Woodbridge Road, Menangle NSW AS 2568, AS

California records

California keeps its own records of charities and corporations. Search them by EIN 51-0148324 or by the name INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in October, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025October 31, 2026March 15, 2027Not due yet
2024October 31, 2025March 16, 2026990-N on file
2023October 31, 2024March 17, 2025990-N on file

File the 2025 990-N for INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS

Due March 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
51-0148324
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1976
Accounting year ends
October
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Nerida Donovan
October 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Nerida Donovan
October 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022October 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Nerida Donovan
October 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Georgios Vidalakis
October 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Georgios Vidalakis
October 31, 2019≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 51-0148324).

Questions about INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS

What is the EIN of INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS?
The employer identification number (EIN) of INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS is 51-0148324.
Is INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1976.
Are donations to INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS due?
The return for tax year 2025 (the year ending October 31, 2026) is due March 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended October 31, 2025.
Who is the principal officer of INTERNATIONAL ORGANIZATION OF CITRUS VIROLOGISTS?
The 990-N for 2024 names Nerida Donovan.

Other nonprofits in RIVERSIDE

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