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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 71-0965456

BIOLOGICAL RESEARCH INSTITUTE

Tax-exempt · S PASADENA, CA 91030

Address and contacts

Address (IRS master file)
99 PASADENA AVE STE 10A, S PASADENA, CA 91030-6142
In care of
% CHANXING XU
Mailing address (990-N for 2024)
99 PASADENA AVE UNIT 10A, SOUTH PASADENA CA 91030
Principal officer (990-N for 2024)
C WILSON XU, 99 PASADENA AVE UNIT 10A, SOUTH PASADENA CA 91030

California records

California keeps its own records of charities and corporations. Search them by EIN 71-0965456 or by the name BIOLOGICAL RESEARCH INSTITUTE.

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

Tax yearYear endedDueIRS public records
2025February 28, 2026July 15, 2026Not on file
2024February 28, 2025July 15, 2025990-N on file
2023February 29, 2024July 15, 2024Check at the IRS

File the 2025 990-N for BIOLOGICAL RESEARCH INSTITUTE

Due July 15, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
71-0965456
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
2005
Accounting year ends
February
Files
Form 990-N (e-Postcard)
Category (NTEE)
Medical research (H20)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: C WILSON XU
February 28, 2025≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: WILSON XU
February 28, 2023≤ $50,000 receipts––e-Postcard
990-EZFebruary 2021–––IRS
990-N for 2019
Officer: CHANXING W XU
February 29, 2020≤ $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 71-0965456).

Questions about BIOLOGICAL RESEARCH INSTITUTE

What is the EIN of BIOLOGICAL RESEARCH INSTITUTE?
The employer identification number (EIN) of BIOLOGICAL RESEARCH INSTITUTE is 71-0965456.
Is BIOLOGICAL RESEARCH INSTITUTE tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2005.
Are donations to BIOLOGICAL RESEARCH INSTITUTE tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does BIOLOGICAL RESEARCH INSTITUTE file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of BIOLOGICAL RESEARCH INSTITUTE due?
The return for tax year 2025 (the year ending February 28, 2026) is due July 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did BIOLOGICAL RESEARCH INSTITUTE last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended February 28, 2025.
Who is the principal officer of BIOLOGICAL RESEARCH INSTITUTE?
The 990-N for 2024 names C WILSON XU.

Other nonprofits in S PASADENA

All nonprofits in S PASADENA · California · Medical research