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Nonprofit · EIN 23-7373464

ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION

Tax-exempt · NORTHBROOK, IL 60062

Address and contacts

Address (IRS master file)
1000 SUNSET RIDGE RD APT 111, NORTHBROOK, IL 60062-4056
In care of
% JAMES L KATZ
Mailing address (990-N for 2025)
1000 sunset ridge rd apt 111, northbrook IL 60062
Principal officer (990-N for 2025)
James Katz, 1000 sunset ridge rd apt 111, northbrook IL 60062

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

File the 2026 990-N for ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
23-7373464
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
1974
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: James Katz
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: james and ellyn katz
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: jodi k katz
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: jodi k katz
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: james l katz
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: james l katz
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: james l katz
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 23-7373464).

Questions about ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION

What is the EIN of ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION?
The employer identification number (EIN) of ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION is 23-7373464.
Is ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1974.
Are donations to ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION 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 ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION 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 ROBERT LOUIS KATZ MEDICAL RESEARCH FOUNDATION?
The 990-N for 2025 names James Katz.

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