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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 82-0926477

CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS

Also known as CSDA

Tax-exempt · SANTA BARBARA, CA 93105

Address and contacts

Address (IRS master file)
520 W JUNIPERO ST, SANTA BARBARA, CA 93105-4212
Mailing address (990-N for 2025)
520 West Junipero Street, Santa Barbara CA 93105
Principal officer (990-N for 2025)
Yvonne Rochon, 520 West Junipero Street, Santa Barbara CA 93105

California records

California keeps its own records of charities and corporations. Search them by EIN 82-0926477 or by the name CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS.

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 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, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-N for CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS

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

IRS record

EIN
82-0926477
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
2018
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Yvonne Rochon
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Yvonne Rochon
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Brian Huang
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Brian Huang
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Lenny Naftalin
December 31, 2019≤ $50,000 receipts––e-Postcard
990-EZDecember 2018–––IRS

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 82-0926477).

Questions about CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS

What is the EIN of CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS?
The employer identification number (EIN) of CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS is 82-0926477.
Is CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2018.
Are donations to CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS 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 CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS 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 CALIFORNIA SOCIETY OF DENTIST ANESTHESIOLOGISTS?
The 990-N for 2025 names Yvonne Rochon.

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