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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 43-1577308

SIGMA PHI OMEGA NATIONAL HONOR SOCIETY

Also known as C-O ELIZABETH B DOUGLAS

Tax-exempt · ITHACA, NY 14850

Address and contacts

Address (IRS master file)
5 SUNSET W, ITHACA, NY 14850-9124
In care of
% COLLEEN BENNETT
Mailing address (990-N for 2025)
5 Sunset W, Ithaca NY 14850
Principal officer (990-N for 2025)
Mary Ann Erickson, 5 Sunset W, Ithaca NY 14850

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 May, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025May 31, 2026October 15, 2026990-N on file
2024May 31, 2025October 15, 2025990-N on file
2023May 31, 2024October 15, 2024990-N on file

File the 2026 990-N for SIGMA PHI OMEGA NATIONAL HONOR SOCIETY

Due October 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
43-1577308
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1994
Accounting year ends
May
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B8XZ)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Mary Ann Erickson
May 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Mary Ann Erickson
May 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Mary Ann Erickson
May 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Mary Ann Erickson
May 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Mary Ann Erickson
May 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Colleen R Bennett
May 31, 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 43-1577308).

Questions about SIGMA PHI OMEGA NATIONAL HONOR SOCIETY

What is the EIN of SIGMA PHI OMEGA NATIONAL HONOR SOCIETY?
The employer identification number (EIN) of SIGMA PHI OMEGA NATIONAL HONOR SOCIETY is 43-1577308.
Is SIGMA PHI OMEGA NATIONAL HONOR SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
Are donations to SIGMA PHI OMEGA NATIONAL HONOR SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SIGMA PHI OMEGA NATIONAL HONOR SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SIGMA PHI OMEGA NATIONAL HONOR SOCIETY due?
The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SIGMA PHI OMEGA NATIONAL HONOR SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended May 31, 2026.
Who is the principal officer of SIGMA PHI OMEGA NATIONAL HONOR SOCIETY?
The 990-N for 2025 names Mary Ann Erickson.

Other nonprofits in ITHACA

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