Nonprofit · EIN 23-6419889
SIGMA THETA TAU INTERNATIONAL INC
Also known as 13 XI CHAPTER
Tax-exempt · PHILADELPHIA, PA 19104
Address and contacts
- Address (IRS master file)
- 418 CURIE BLVD, PHILADELPHIA, PA 19104-4217
- In care of
- % LYNN DICKINSON TREASURER
- Mailing address (990-N for 2023)
- 6823 Sherman Street, Philadelphia PA 19119
- Principal officer (990-N for 2023)
- Hanne Harbison, 6823 Sherman Street, Philadelphia PA 19119
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 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 | 990-N on file |
IRS record
- EIN
- 23-6419889
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Exempt since
- 1966
- Accounting year ends
- June
- Files
- Form 990-N (e-Postcard)
- Group exemption
- 1288: SIGMA THETA TAU INTERNATIONAL INC
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2023 Officer: Hanne Harbison | June 30, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2022 Officer: Hanne Harbison | June 30, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2021 Officer: Hanne Harbison | June 30, 2022 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2019 Officer: Hanne Harbison | June 30, 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 23-6419889).
Questions about SIGMA THETA TAU INTERNATIONAL INC
- What is the EIN of SIGMA THETA TAU INTERNATIONAL INC?
- The employer identification number (EIN) of SIGMA THETA TAU INTERNATIONAL INC is 23-6419889.
- Is SIGMA THETA TAU INTERNATIONAL INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1966.
- Which annual return does SIGMA THETA TAU INTERNATIONAL INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of SIGMA THETA TAU INTERNATIONAL INC 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 SIGMA THETA TAU INTERNATIONAL INC last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2023 for the year ended June 30, 2024.
- Who is the principal officer of SIGMA THETA TAU INTERNATIONAL INC?
- The 990-N for 2023 names Hanne Harbison.
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