Nonprofit · EIN 73-1689750
TRI-STATE MUSEUM FOUNDATION
Tax-exempt · BELLE FOURCHE, SD 57717
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990-EZ | $8,015 | $7,726 | $289 | $20,242 | – | $20,242 |
| December 31, 2024 | 990-EZ | $19,231 | $326,155 | -$306,924 | $19,953 | – | $19,953 |
| December 31, 2023 | 990-EZ | $74,901 | $450 | $74,451 | $326,876 | – | $326,876 |
Financial details: 990-EZ for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $7,911
- Investment income
- $104
Expenses
- Grants and similar amounts paid
- $7,000
- Compensation of officers, directors and key employees
- $0
- Professional fees and payments to contractors
- $713
- Other expenses
- $13
- Program services (functional)
- $7,013
Balance sheet and other
- Total assets, start of year
- $19,953
- Total assets, end of year
- $20,242
- Total liabilities, end of year
- –
- Net assets, end of year
- $20,242
- Cash, savings and investments
- $20,242
- Gross receipts
- $8,015
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990-EZ for the year ended December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARY WENDT | SECRETARY/TR | 2 | $0 |
| WAYNE GILBERT | PRESIDENT | 1 | $0 |
| DEB ELLIOT | DIRECTOR | 1 | $0 |
990-EZ for the year ended December 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARY WENDT | SECRETARY/TR | 1 | $0 |
| WAYNE GILBERT | PRESIDENT | 2 | $0 |
| DEB ELLIOT | DIRECTOR | 1 | $0 |
990-EZ for the year ended December 31, 2023: 2 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARY WENDT | SECRETARY/TR | 1 | $0 |
| WAYNE GILBERT | PRESIDENT | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 415 5TH AVE, BELLE FOURCHE, SD 57717-1435
- In care of
- % JOHN JACKSON DDS
- Signed the 990-EZ
- MARY WENDT, SECRETARY/TREASURER
- Phone
- (605) 723-1200
- Website
- WWW.THETRISTATEMUSEUM.COM
- Return prepared by
- DAVID PUMMEL & ASSOCIATES
Mission
RECEIVE AND DISBURSE FUNDS, PROPERTY AND GIFTS OF ANY KIND FOR THE BENEFIT OF THE TRI-STATE MUSEUM IN THE OPERATION OF ANY OF ITS FACILITIES, PROGRAMS AND ACTIVITIES FOR THE BENEFIT OF THE BELLE FOURCHE, SD COMMUNITY AND SURROUNDING AREA.
Program accomplishments
- RECEIVE AND DISBURSE FUNDS, FOR THE BENEFIT OF THE TRI-STATE MUSEUMExpenses $7,013 · grants $7,000
- RECEIVE AND DISBURSE FUNDS, FOR THE BENEFIT OF THE TRI-STATE MUSEUM
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-EZ on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-EZ on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-EZ on file |
IRS record
- EIN
- 73-1689750
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization (509(a)(3))
- Donations deductible (Pub 78)
- Supporting organization of unknown type
- Exempt since
- 2004
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Arts, culture and humanities (A11)
- Assets (IRS master file)
- $20,242
- Income (IRS master file)
- $8,015
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | December 2025 | $8,015 | $7,726 | $20,242 | IRS |
| 990-EZ | December 2024 | $19,231 | $326,155 | $19,953 | IRS |
| 990-EZ | December 2023 | $74,901 | $450 | $326,876 | XML |
| 990-EZ | December 2022 | – | – | – | IRS |
| 990-EZ | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 2018 | – | – | – | IRS |
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 73-1689750).
Questions about TRI-STATE MUSEUM FOUNDATION
- What is the EIN of TRI-STATE MUSEUM FOUNDATION?
- The employer identification number (EIN) of TRI-STATE MUSEUM FOUNDATION is 73-1689750.
- Is TRI-STATE MUSEUM FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2004.
- Are donations to TRI-STATE MUSEUM FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
- Which annual return does TRI-STATE MUSEUM FOUNDATION file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of TRI-STATE MUSEUM FOUNDATION due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did TRI-STATE MUSEUM FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
- Who are the officers and directors of TRI-STATE MUSEUM FOUNDATION?
- The 990-EZ for the year ended December 31, 2025 lists 3 people; 0 received compensation from the organization.
- How much revenue does TRI-STATE MUSEUM FOUNDATION have?
- On its 990-EZ for the year ended December 31, 2025 it reported revenue of $8,015, expenses of $7,726 and total assets of $20,242 at year end.
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All nonprofits in BELLE FOURCHE · South Dakota · Arts, culture and humanities