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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 77-0216781

MILITARY MUSEUM OF LOS ANGELES

Tax-exempt · OROVILLE, CA 95965

Address and contacts

Address (IRS master file)
4514 PACIFIC HEIGHTS RD, OROVILLE, CA 95965-9266
In care of
% CAROL SEIDENGLANZ
Mailing address (990-N for 2025)
4514 PACIFIC HEIGHTS ROAD, OROVILLE CA 95966
Principal officer (990-N for 2025)
CAROL A SEIDENGLANZ, 641 CIRCLE DR, OROVILLE CA 95966

California records

California keeps its own records of charities and corporations. Search them by EIN 77-0216781 or by the name MILITARY MUSEUM OF LOS ANGELES.

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, 2026990-N on file
2024February 28, 2025July 15, 2025990-N on file
2023February 29, 2024July 15, 2024990-N on file

File the 2026 990-N for MILITARY MUSEUM OF LOS ANGELES

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

IRS record

EIN
77-0216781
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
1990
Accounting year ends
February
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: CAROL A SEIDENGLANZ
February 28, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: CAROL A SEIDENGLANZ
February 28, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Steve Seidenglanz
February 29, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Carol Seidenglanz
February 28, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Carol Seidenglanz
February 28, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Carol Seidenglanz
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 77-0216781).

Questions about MILITARY MUSEUM OF LOS ANGELES

What is the EIN of MILITARY MUSEUM OF LOS ANGELES?
The employer identification number (EIN) of MILITARY MUSEUM OF LOS ANGELES is 77-0216781.
Is MILITARY MUSEUM OF LOS ANGELES tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1990.
Are donations to MILITARY MUSEUM OF LOS ANGELES tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MILITARY MUSEUM OF LOS ANGELES file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MILITARY MUSEUM OF LOS ANGELES due?
The return for tax year 2026 (the year ending February 28, 2027) is due July 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MILITARY MUSEUM OF LOS ANGELES last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended February 28, 2026.
Who is the principal officer of MILITARY MUSEUM OF LOS ANGELES?
The 990-N for 2025 names CAROL A SEIDENGLANZ.

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