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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 33-0603664

TAU BETA PI ASSOCIATION INC

Also known as CALIFORNIA PSI CHAPTER

Tax-exempt · LA JOLLA, CA 92093

Address and contacts

Address (IRS master file)
9500 GILMAN DRIVE, LA JOLLA, CA 92093-5004
In care of
% GEOFFREY VOELKER
Mailing address (990-N for 2025)
9500 Gilman Drive, La Jolla CA 92093
Principal officer (990-N for 2025)
Iris Kiran Hochwalt, 7572 Charmant Drive, San Diego CA 92122

California records

California keeps its own records of charities and corporations. Search them by EIN 33-0603664 or by the name TAU BETA PI ASSOCIATION INC.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

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

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026990-N on file
2024July 31, 2025December 15, 2025990-N on file
2023July 31, 2024December 16, 2024990-N on file

File the 2026 990-N for TAU BETA PI ASSOCIATION INC

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

IRS record

EIN
33-0603664
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Exempt since
1949
Accounting year ends
July
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Iris Kiran Hochwalt
July 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Iris Kiran Hochwalt
July 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Max Willem Vroemen
July 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Trevor Matthews
July 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Lorenzo Mendes
July 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Nicholas Limit
July 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Phillip Vally
July 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 33-0603664).

Questions about TAU BETA PI ASSOCIATION INC

What is the EIN of TAU BETA PI ASSOCIATION INC?
The employer identification number (EIN) of TAU BETA PI ASSOCIATION INC is 33-0603664.
Is TAU BETA PI ASSOCIATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1949.
Which annual return does TAU BETA PI ASSOCIATION INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of TAU BETA PI ASSOCIATION INC due?
The return for tax year 2026 (the year ending July 31, 2027) is due December 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did TAU BETA PI ASSOCIATION INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended July 31, 2026.
Who is the principal officer of TAU BETA PI ASSOCIATION INC?
The 990-N for 2025 names Iris Kiran Hochwalt.

Other nonprofits in LA JOLLA

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