Nonprofit · EIN 37-1170806
ILLINOIS DEVELOPMENT CORPORATION
Tax-exempt · MURPHYSBORO, IL 62966
Address and contacts
- Address (IRS master file)
- PO BOX 1209, MURPHYSBORO, IL 62966-1209
- In care of
- % ROSEMARY FINNEGAN
- Mailing address (990-N for 2025)
- PO Box 1209, Murphysboro IL 62966
- Principal officer (990-N for 2025)
- Brigitta Mac-Rizzo, PO Box 1209, Murphysboro IL 62966
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-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990-N on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990-N on file |
IRS record
- EIN
- 37-1170806
- Tax-exempt status
- 501(c)(4): Social welfare organization
- Donations deductible
- No
- Exempt since
- 1985
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: Brigitta Mac-Rizzo | December 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2024 Officer: Brigitta Mac-Rizzo | December 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2023 Officer: Brigitta Mac-Rizzo | December 31, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2022 Officer: Brigitta Mac-Rizzo | December 31, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 2019 | – | – | – | 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 37-1170806).
Questions about ILLINOIS DEVELOPMENT CORPORATION
- What is the EIN of ILLINOIS DEVELOPMENT CORPORATION?
- The employer identification number (EIN) of ILLINOIS DEVELOPMENT CORPORATION is 37-1170806.
- Is ILLINOIS DEVELOPMENT CORPORATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(4) since 1985.
- Are donations to ILLINOIS DEVELOPMENT CORPORATION tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does ILLINOIS DEVELOPMENT CORPORATION file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of ILLINOIS DEVELOPMENT CORPORATION 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 ILLINOIS DEVELOPMENT CORPORATION last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
- Who is the principal officer of ILLINOIS DEVELOPMENT CORPORATION?
- The 990-N for 2025 names Brigitta Mac-Rizzo.
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