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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 23-7351074

MUSSELSHELL VALLEY HISTORICAL MUSEUM INC

Tax-exempt · ROUNDUP, MT 59072

Address and contacts

Address (IRS master file)
524 1ST ST W, ROUNDUP, MT 59072-2437
In care of
% TREASURER
Mailing address (990-N for 2025)
524 1st Street West, Roundup MT 59072
Principal officer (990-N for 2025)
Shirley Parrott, 524 1st Street West, Roundup MT 59072

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 MUSSELSHELL VALLEY HISTORICAL MUSEUM INC

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

IRS record

EIN
23-7351074
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
February
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Shirley Parrott
February 28, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Shirley Parrott
February 28, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Shirley Parrott
February 29, 2024≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Shirley Parrott
February 28, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Shirley Parrott
February 28, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Shirley Parrott
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 23-7351074).

Questions about MUSSELSHELL VALLEY HISTORICAL MUSEUM INC

What is the EIN of MUSSELSHELL VALLEY HISTORICAL MUSEUM INC?
The employer identification number (EIN) of MUSSELSHELL VALLEY HISTORICAL MUSEUM INC is 23-7351074.
Is MUSSELSHELL VALLEY HISTORICAL MUSEUM INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1974.
Are donations to MUSSELSHELL VALLEY HISTORICAL MUSEUM INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MUSSELSHELL VALLEY HISTORICAL MUSEUM INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MUSSELSHELL VALLEY HISTORICAL MUSEUM INC 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 MUSSELSHELL VALLEY HISTORICAL MUSEUM INC 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 MUSSELSHELL VALLEY HISTORICAL MUSEUM INC?
The 990-N for 2025 names Shirley Parrott.

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