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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 45-2638301

MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY

Tax-exempt · BRIDGEPORT, CA 93517

Address and contacts

Address (IRS master file)
HC83 BLDG 4039, BRIDGEPORT, CA 93517-0000
Mailing address (990-N for 2023)
HC83 Bldg 4039, Bridgeport CA 93517
Principal officer (990-N for 2023)
Barbara Stone, 3787 Arden Way, Wellington NV 89444

California records

California keeps its own records of charities and corporations. Search them by EIN 45-2638301 or by the name MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY.

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, 2026Not on file
2024December 31, 2024May 15, 2025Not on file
2023December 31, 2023May 15, 2024990-N on file

File the 2025 990-N for MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY

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

IRS record

EIN
45-2638301
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
2016
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2023
Officer: Barbara Stone
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Mark E Zarneccki
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Barbara Stone
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Bradley Hurley
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: DOUGLAS TOSKIN
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 45-2638301).

Questions about MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY

What is the EIN of MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY?
The employer identification number (EIN) of MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY is 45-2638301.
Is MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2023 for the year ended December 31, 2023.
Who is the principal officer of MARINE CORPS MOUNTAIN WARFARE HISTORICAL SOCIETY?
The 990-N for 2023 names Barbara Stone.

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