Nonprofit · EIN 41-1680671
THE SOCIETY OF UNIVERSITY NEUROSURGEONS
Tax-exempt (reinstated) · PHOENIX, AZ 85032
Address and contacts
- Address (IRS master file)
- 2601 E CORRINE DR, PHOENIX, AZ 85032-6939
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | Not on file |
| 2024 | December 31, 2024 | May 15, 2025 | Not on file |
| 2023 | December 31, 2023 | May 15, 2024 | Not on file |
At risk of automatic revocation
None of the last three returns is in the IRS public files. The IRS revokes tax-exempt status after three consecutive years without a return. Recent filings can take a few weeks to appear.
IRS record
- EIN
- 41-1680671
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 2026
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Voluntary health associations and medical disciplines (G96)
- Assets (IRS master file)
- $166,250
- Income (IRS master file)
- $95,326
Revocation and reinstatement
- Exemption revoked
- May 15, 2013
- Posted by the IRS
- August 12, 2013
- Reinstated
- Effective April 15, 2026
From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.
Filing history
No e-filed return or e-Postcard in the IRS public files.
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 41-1680671).
Questions about THE SOCIETY OF UNIVERSITY NEUROSURGEONS
- What is the EIN of THE SOCIETY OF UNIVERSITY NEUROSURGEONS?
- The employer identification number (EIN) of THE SOCIETY OF UNIVERSITY NEUROSURGEONS is 41-1680671.
- Is THE SOCIETY OF UNIVERSITY NEUROSURGEONS tax-exempt?
- Yes. The IRS revoked its exemption on May 15, 2013 and reinstated it effective April 15, 2026.
- Are donations to THE SOCIETY OF UNIVERSITY NEUROSURGEONS tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does THE SOCIETY OF UNIVERSITY NEUROSURGEONS file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of THE SOCIETY OF UNIVERSITY NEUROSURGEONS due?
- The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did THE SOCIETY OF UNIVERSITY NEUROSURGEONS last file with the IRS?
- There is no e-filed return or e-Postcard for it in the IRS public files.
Other nonprofits in PHOENIX
- BARROW NEUROLOGICAL FOUNDATION EIN 86-0174371 · last filed 990 for 2025
- FOUNDATION FOR BLIND CHILDREN EIN 86-0129981 · last filed 990 for 2025
- UNITED CEREBRAL PALSY ASSOCIATION OF CENTRAL ARIZONA EIN 86-0110967 · last filed 990 for 2025
- CHI ST JOSEPHS CHILDREN EIN 71-0897107 · last filed 990 for 2025
- AHF SCHOOL OF ULTRASOUND INC EIN 23-7087716 · last filed 990 for 2026
- ARIZONA HEMOPHILIA ASSOCIATION INC EIN 86-0209257 · last filed 990 for 2025
- CANCER SUPPORT COMMUNITY ARIZONA EIN 86-0897810 · last filed 990 for 2025
- RIPPLEPHX INC EIN 82-5171952 · last filed 990 for 2024
All nonprofits in PHOENIX · Arizona · Voluntary health associations and medical disciplines