Nonprofit · EIN 91-1877171
PI TAU SIGMA
Also known as 50 JOHNS HOPKINS TAU ALPHA
Tax-exempt · BALTIMORE, MD 21218
Address and contacts
- Address (IRS master file)
- 3400 NORTH CHARLES ST LATROBE 223, BALTIMORE, MD 21218-2625
- In care of
- % MIKE BERNARD ACADEMIC PROG ADM
- Mailing address (990-N for 2024)
- 3400 North Charles St Latrobe 223, Baltimore MD 21218
- Principal officer (990-N for 2024)
- Gretar Tryggvason, 3400 North Charles St Latrobe 223, Baltimore MD 21218
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 August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990-N on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990-N on file |
IRS record
- EIN
- 91-1877171
- 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
- August
- Files
- Form 990-N (e-Postcard)
- Group exemption
- 1259: PI TAU SIGMA
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2024 Officer: Gretar Tryggvason | August 31, 2025 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2023 Officer: Gretar Tryggvason | August 31, 2024 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2022 | August 31, 2023 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2020 Officer: Gretar Tryggvason | August 31, 2021 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2019 | August 31, 2020 | ≤ $50,000 receipts | – | – | e-Postcard |
| 990-N for 2018 Officer: Gretar Tryggvason | August 31, 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 91-1877171).
Questions about PI TAU SIGMA
- What is the EIN of PI TAU SIGMA?
- The employer identification number (EIN) of PI TAU SIGMA is 91-1877171.
- Is PI TAU SIGMA tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1966.
- Which annual return does PI TAU SIGMA file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of PI TAU SIGMA due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did PI TAU SIGMA last file with the IRS?
- The latest return in the IRS public files is the 990-N for 2024 for the year ended August 31, 2025.
- Who is the principal officer of PI TAU SIGMA?
- The 990-N for 2024 names Gretar Tryggvason.
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