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Nonprofit · EIN 81-4124915

WOMEN IN AVIATION INTERNATIONAL

Also known as BLUEGRASS

Tax-exempt · LOUISVILLE, KY 40299

Address and contacts

Address (IRS master file)
16400 EMERALD HILLS LN, LOUISVILLE, KY 40299-4994
In care of
% CRYSTAL KORFF
Mailing address (990-N for 2024)
16400 Emerald Hills Lane, Louisville KY 40299
Principal officer (990-N for 2024)
Crystal Korff, 16400 Emerald Hills Lane, Louisville KY 40299

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

Tax yearYear endedDueIRS public records
2025September 30, 2026February 16, 2027Not due yet
2024September 30, 2025February 17, 2026990-N on file
2023September 30, 2024February 18, 2025990-N on file

IRS record

EIN
81-4124915
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Exempt since
2003
Accounting year ends
September
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B99)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Crystal Korff
September 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Crystal Korff
September 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Crystal Korff
September 30, 2023≤ $50,000 receipts––e-Postcard
990-EZSeptember 2022–––IRS
990-N for 2021
Officer: Crystal Korff
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Crystal Korff
December 31, 2020≤ $50,000 receipts––e-Postcard
990-EZSeptember 2019–––IRS
990-EZSeptember 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 81-4124915).

Questions about WOMEN IN AVIATION INTERNATIONAL

What is the EIN of WOMEN IN AVIATION INTERNATIONAL?
The employer identification number (EIN) of WOMEN IN AVIATION INTERNATIONAL is 81-4124915.
Is WOMEN IN AVIATION INTERNATIONAL tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2003.
Which annual return does WOMEN IN AVIATION INTERNATIONAL file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WOMEN IN AVIATION INTERNATIONAL due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WOMEN IN AVIATION INTERNATIONAL last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended September 30, 2025.
Who is the principal officer of WOMEN IN AVIATION INTERNATIONAL?
The 990-N for 2024 names Crystal Korff.

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