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Nonprofit · EIN 87-3412451

MOUNT VERNON REGIONAL HISTORICAL SOCIETY

Tax-exempt · ALEXANDRIA, VA 22307

Address and contacts

Address (IRS master file)
PO BOX 7491, ALEXANDRIA, VA 22307-0491
In care of
% TAMMY MANNARINO
Mailing address (990-N for 2022)
PO Box 7491, Alexandria VA 22307
Principal officer (990-N for 2022)
Tammy Mannarino, 1059 Dalebrook Dr, Alexandria VA 22308

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

Tax yearYear endedDueIRS public records
2025October 31, 2026March 15, 2027Not due yet
2024October 31, 2025March 16, 2026Not on file
2023October 31, 2024March 17, 2025Not on file

IRS record

EIN
87-3412451
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
2022
Accounting year ends
October
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2022
Officer: Tammy Mannarino
October 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Glenn Fatzinger
October 31, 2021≤ $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 87-3412451).

Questions about MOUNT VERNON REGIONAL HISTORICAL SOCIETY

What is the EIN of MOUNT VERNON REGIONAL HISTORICAL SOCIETY?
The employer identification number (EIN) of MOUNT VERNON REGIONAL HISTORICAL SOCIETY is 87-3412451.
Is MOUNT VERNON REGIONAL HISTORICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
Are donations to MOUNT VERNON REGIONAL HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MOUNT VERNON REGIONAL HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MOUNT VERNON REGIONAL HISTORICAL SOCIETY due?
The return for tax year 2025 (the year ending October 31, 2026) is due March 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MOUNT VERNON REGIONAL HISTORICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2022 for the year ended October 31, 2023.
Who is the principal officer of MOUNT VERNON REGIONAL HISTORICAL SOCIETY?
The 990-N for 2022 names Tammy Mannarino.

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