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Nonprofit · EIN 82-4142628

CADASIL ERADICATION PROJECT

Tax-exempt · LONG BEACH, CA 90853

Address and contacts

Address (IRS master file)
PO BOX 41591, LONG BEACH, CA 90853-1591
In care of
% JAMES OSBORNE
Mailing address (990-N for 2025)
PO Box 41591, Long Beach CA 90803
Principal officer (990-N for 2025)
James W Osborne, 318 Blue Cavern Point, Long Beach CA 90803

California records

California keeps its own records of charities and corporations. Search them by EIN 82-4142628 or by the name CADASIL ERADICATION PROJECT.

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 December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

IRS record

EIN
82-4142628
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2018
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: James W Osborne
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: James Osborne
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: James Osborne
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: James Osborne
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: James Osborne
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: James Osborne
December 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 82-4142628).

Questions about CADASIL ERADICATION PROJECT

What is the EIN of CADASIL ERADICATION PROJECT?
The employer identification number (EIN) of CADASIL ERADICATION PROJECT is 82-4142628.
Is CADASIL ERADICATION PROJECT tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2018.
Are donations to CADASIL ERADICATION PROJECT tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CADASIL ERADICATION PROJECT file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CADASIL ERADICATION PROJECT due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CADASIL ERADICATION PROJECT last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of CADASIL ERADICATION PROJECT?
The 990-N for 2025 names James W Osborne.

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