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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 86-1017778

EXPERIMENTAL AIRCRAFT ASSOCIATION

Also known as LEROY CASTLE CHAPTER 538

Tax-exempt · PEORIA, AZ 85373

Address and contacts

Address (IRS master file)
19830 N 110TH LN, PEORIA, AZ 85373-3348
In care of
% JOHN GREGG JR
Mailing address (990-N for 2025)
19830 N 110th Ln, Sun City AZ 85373
Principal officer (990-N for 2025)
David Timberlake, 19830 N 110th Ln, Sun City AZ 85373

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 EXPERIMENTAL AIRCRAFT ASSOCIATION

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

IRS record

EIN
86-1017778
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
2016
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B99)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: David Timberlake
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: John I Gregg Jr
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: John I Gregg Jr
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: John I Gregg Jr
December 31, 2022≤ $50,000 receipts––e-Postcard
990December 2020–––IRS
990-N for 2019
Officer: John Gregg Jr
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 86-1017778).

Questions about EXPERIMENTAL AIRCRAFT ASSOCIATION

What is the EIN of EXPERIMENTAL AIRCRAFT ASSOCIATION?
The employer identification number (EIN) of EXPERIMENTAL AIRCRAFT ASSOCIATION is 86-1017778.
Is EXPERIMENTAL AIRCRAFT ASSOCIATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to EXPERIMENTAL AIRCRAFT ASSOCIATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does EXPERIMENTAL AIRCRAFT ASSOCIATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of EXPERIMENTAL AIRCRAFT 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 EXPERIMENTAL AIRCRAFT 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 EXPERIMENTAL AIRCRAFT ASSOCIATION?
The 990-N for 2025 names David Timberlake.

Other nonprofits in PEORIA

All nonprofits in PEORIA · Arizona · Education