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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 51-0161367

INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION

Also known as SAINT LOUIS CHAPTER

Tax-exempt · CHESTERFIELD, MO 63017

Address and contacts

Address (IRS master file)
14311 AITKEN HILL CT, CHESTERFIELD, MO 63017-2820
In care of
% ZACHARY DANIEL ROSENBLATT
Mailing address (990-N for 2025)
14311 Aitken Hill Ct, Chesterfield MO 63017
Principal officer (990-N for 2025)
Zachary Daniel Rosenblatt, 14311 Aitken Hill Ct, Chesterfield MO 63017

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 INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION

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

IRS record

EIN
51-0161367
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1974
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Zachary Daniel Rosenblatt
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Zachary Daniel Rosenblatt
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Rebecca Harness Wolzenski
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Rebecca Harness Wolzenski
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Mr Adam Michael Sommer
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: ROBERT HOF CISA CISM
December 31, 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 51-0161367).

Questions about INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION

What is the EIN of INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION?
The employer identification number (EIN) of INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION is 51-0161367.
Is INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1974.
Are donations to INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION 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 INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION 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 INFORMATION SYSTEMS AUDIT AND CONTROL ASSOCIATION?
The 990-N for 2025 names Zachary Daniel Rosenblatt.

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