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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 26-3308012

SIGMA SIGMA PHI

Also known as MU CHAPTER

Tax-exempt · POMONA, CA 91769

Address and contacts

Address (IRS master file)
580 W MONTEREY AVE UNIT 468, POMONA, CA 91769-7019
In care of
% WESTERN UNIV OF HEALTH SCIENCES
Mailing address (990-N for 2025)
580 W Monterey Avenue BOX 468, Pomona CA 91769
Principal officer (990-N for 2025)
Lisa Warren, 580 W Monterey Avenue BOX 468, Pomona CA 91769

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 yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-N on file
2024December 31, 2024May 15, 2025No data
2023December 31, 2023May 15, 2024No data

File the 2026 990-N for SIGMA SIGMA PHI

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
26-3308012
Tax-exempt status
501(c)(7): Social or recreational club
Donations deductible
No
Exempt since
1958
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Group exemption
1420: SIGMA SIGMA PHI

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Lisa Warren
December 31, 2025≤ $50,000 receipts––e-Postcard

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about SIGMA SIGMA PHI

What is the EIN of SIGMA SIGMA PHI?
The employer identification number (EIN) of SIGMA SIGMA PHI is 26-3308012.
Is SIGMA SIGMA PHI tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(7) since 1958.
Are donations to SIGMA SIGMA PHI tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does SIGMA SIGMA PHI file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SIGMA SIGMA PHI 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 SIGMA SIGMA PHI 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 SIGMA SIGMA PHI?
The 990-N for 2025 names Lisa Warren.

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