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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 56-2048099

INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT

Tax-exempt · CLEMMONS, NC 27012

Address and contacts

Address (IRS master file)
643 BARROCLIFF RD, CLEMMONS, NC 27012-8543
In care of
% MARK SOUTHERN
Mailing address (990-N for 2025)
643 Barrocliff Rd, Clemmons NC 27012
Principal officer (990-N for 2025)
Mark A Southern, 643 Barrocliff Rd, Clemmons NC 27012
Website
iaact.net

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 INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT

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

IRS record

EIN
56-2048099
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2001
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Mark A Southern
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Mark A Southern
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Mark A Southern
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019December 31, 2019≤ $50,000 receipts––e-Postcard
990December 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 56-2048099).

Questions about INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT

What is the EIN of INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT?
The employer identification number (EIN) of INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT is 56-2048099.
Is INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.
Are donations to INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT 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 INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT 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 INTERNATIONAL ASSOCIATION FOR APPLIED CONTROL THEORY IAACT?
The 990-N for 2025 names Mark A Southern.

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