Nonprofit · EIN 37-6005961
SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE
Tax-exempt · CARBONDALE, IL 62901
Address and contacts
- Address (IRS master file)
- 1400 DOUGLAS DR, CARBONDALE, IL 62901-4332
- In care of
- % OFFICE TAX COMPLIANCE
What it must file and when
IRS records say it files Not required (state instrumentality). Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | Check at the IRS |
| 2023 | June 30, 2024 | November 15, 2024 | Check at the IRS |
IRS record
- EIN
- 37-6005961
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- School
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1958
- Accounting year ends
- June
- Files
- Not required (state instrumentality)
- Category (NTEE)
- Education (B432)
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-T | June 2025 | – | – | – | IRS |
| 990-T | June 2024 | – | – | – | IRS |
| 990-T | June 2023 | – | – | – | IRS |
| 990-T | June 2022 | – | – | – | IRS |
| 990-T | June 2021 | – | – | – | 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 37-6005961).
Questions about SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE
- What is the EIN of SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE?
- The employer identification number (EIN) of SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE is 37-6005961.
- Is SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1958.
- Are donations to SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE file?
- Form Not required (state instrumentality).
- When is the next return of SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE 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 SOUTHERN ILLINOIS UNIVERSITY- CARBONDALE last file with the IRS?
- There is no e-filed return or e-Postcard for it in the IRS public files.
Other nonprofits in CARBONDALE
- SOUTHERN ILLINOIS UNIVERSITY FOUNDATION EIN 37-6024575 · last filed 990 for 2025
- SOUTHERN ILLINOIS UNIVERSITY EIN 37-6033943 · last filed 990 for 2025
- TRINITY CHRISTIAN SCHOOL OF CARBONDALE EIN 37-1082509 · last filed 990 for 2025
- SOUTHERN ILLINOIS RESEARCH PARK CORPORATION EIN 37-1411195 · last filed 990 for 2025
- UNIVERSITIES COUNCIL OF WATER RESOURCES INC EIN 47-0617822 · last filed 990 for 2025
- CARBONDALE NEW SCHOOL EIN 37-0982723 · last filed 990-EZ for 2025
- SIGMA CHI FRATERNITY EIN 32-0326279 · last filed 990-EZ for 2026
- JOURNAL OF YOUNG INVESTIGATORS COURTNEY PETERSON EIN 20-1773260 · last filed 990-PF for 2025