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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 86-6057307

SIGMA CHI FRATERNITY

Also known as ZETA OMICRON CHAP NORTHERN AZ UNIV

Tax-exempt (reinstated) · FLAGSTAFF, AZ 86001

Address and contacts

Address (IRS master file)
532 S O LEARY ST APT 200, FLAGSTAFF, AZ 86001-5990
In care of
% NORTHERN ARIZONA UNIVERSITY
Mailing address (990-N for 2024)
532 S O LEARY ST APT 200, FLAGSTAFF AZ 860015990
Principal officer (990-N for 2024)
Vann Abraham, 4361 E Rosemonte Dr, Phoenix AZ 85050

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 yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

File the 2025 990-N for SIGMA CHI FRATERNITY

Due November 16, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
86-6057307
Tax-exempt status
501(c)(7): Social or recreational club
Donations deductible
No
Exempt since
1967
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B83)

Revocation and reinstatement

Exemption revoked
October 15, 2018
Posted by the IRS
February 12, 2019
Reinstated
Effective October 15, 2018

From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Vann Abraham
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Jacob Newman
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: zachary bridger
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Luigi Astorga
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2009
Officer: Brandon Williams
December 31, 2009≤ $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 86-6057307).

Questions about SIGMA CHI FRATERNITY

What is the EIN of SIGMA CHI FRATERNITY?
The employer identification number (EIN) of SIGMA CHI FRATERNITY is 86-6057307.
Is SIGMA CHI FRATERNITY tax-exempt?
Yes. The IRS revoked its exemption on October 15, 2018 and reinstated it effective October 15, 2018.
Are donations to SIGMA CHI FRATERNITY tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does SIGMA CHI FRATERNITY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SIGMA CHI FRATERNITY 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 CHI FRATERNITY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended June 30, 2025.
Who is the principal officer of SIGMA CHI FRATERNITY?
The 990-N for 2024 names Vann Abraham.

Other nonprofits in FLAGSTAFF

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