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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 81-0485201

UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY

Also known as C-O ROBERT P DIDRIKSEN

Tax-exempt · LINCOLN, MT 59639

Address and contacts

Address (IRS master file)
PO BOX 922, LINCOLN, MT 59639-0922
In care of
% JULIE ZARSKE
Mailing address (990-N for 2024)
PO Box 922, Lincoln MT 59639
Principal officer (990-N for 2024)
Erin Dey, PO Box 427, Lincoln MT 59639

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

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

File the 2025 990-N for UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY

Due November 16, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
81-0485201
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
1993
Accounting year ends
June
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Erin Dey
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Erin Dey
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Erin Dey
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Erin Dey
June 30, 2022≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Erin Dey
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: ERIN DEY
June 30, 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 81-0485201).

Questions about UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY

What is the EIN of UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY?
The employer identification number (EIN) of UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY is 81-0485201.
Is UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1993.
Are donations to UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended June 30, 2025.
Who is the principal officer of UPPER BLACKFOOT VALLEY HISTORICAL SOCIETY?
The 990-N for 2024 names Erin Dey.

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