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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 23-7406287

INSTITUTE OF INTERNAL AUDITORS

Also known as LOUISVILLE CHAPTER

Tax-exempt · LA GRANGE, KY 40031

Address and contacts

Address (IRS master file)
PO BOX 90, LA GRANGE, KY 40031-0090
In care of
% CATIE KNABLE
Mailing address (990-N for 2025)
PO Box 90, La Grange KY 40031

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

Tax yearYear endedDueIRS public records
2025May 31, 2026October 15, 2026990-N on file
2024May 31, 2025October 15, 2025990-N on file
2023May 31, 2024October 15, 2024990-N on file

File the 2026 990-N for INSTITUTE OF INTERNAL AUDITORS

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

IRS record

EIN
23-7406287
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1992
Accounting year ends
May
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025May 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024May 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023May 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Lesley Burnette Clark
May 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Shawn Adams
May 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Catie Knable
May 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 23-7406287).

Questions about INSTITUTE OF INTERNAL AUDITORS

What is the EIN of INSTITUTE OF INTERNAL AUDITORS?
The employer identification number (EIN) of INSTITUTE OF INTERNAL AUDITORS is 23-7406287.
Is INSTITUTE OF INTERNAL AUDITORS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1992.
Are donations to INSTITUTE OF INTERNAL AUDITORS tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does INSTITUTE OF INTERNAL AUDITORS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of INSTITUTE OF INTERNAL AUDITORS due?
The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did INSTITUTE OF INTERNAL AUDITORS last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended May 31, 2026.

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