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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 33-0754529

AMERICAN SOCIETY OF PLUMBING ENGINEERS

Also known as SAN DIEGO CHAPTER

Tax-exempt · LAKESIDE, CA 92040

Address and contacts

Address (IRS master file)
11231 POSTHILL RD, LAKESIDE, CA 92040-1332
In care of
% RODNEY KOEPKE
Mailing address (990-N for 2024)
11231 Posthill Road, Lakeside CA 92040
Principal officer (990-N for 2024)
Liza Cusimano, 11231 Posthill Road, Lakeside CA 92040

California records

California keeps its own records of charities and corporations. Search them by EIN 33-0754529 or by the name AMERICAN SOCIETY OF PLUMBING ENGINEERS.

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 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 AMERICAN SOCIETY OF PLUMBING ENGINEERS

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

IRS record

EIN
33-0754529
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1997
Accounting year ends
June
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Liza Cusimano
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Liza Cusimano
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Liza Cusimano
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Liza Cusimano
June 30, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Grant Schaffer
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Grant Schaffer
June 30, 2019≤ $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 33-0754529).

Questions about AMERICAN SOCIETY OF PLUMBING ENGINEERS

What is the EIN of AMERICAN SOCIETY OF PLUMBING ENGINEERS?
The employer identification number (EIN) of AMERICAN SOCIETY OF PLUMBING ENGINEERS is 33-0754529.
Is AMERICAN SOCIETY OF PLUMBING ENGINEERS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1997.
Are donations to AMERICAN SOCIETY OF PLUMBING ENGINEERS tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does AMERICAN SOCIETY OF PLUMBING ENGINEERS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of AMERICAN SOCIETY OF PLUMBING ENGINEERS 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 AMERICAN SOCIETY OF PLUMBING ENGINEERS 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 AMERICAN SOCIETY OF PLUMBING ENGINEERS?
The 990-N for 2024 names Liza Cusimano.

Other nonprofits in LAKESIDE

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