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Nonprofit · EIN 47-1868337

WISCONSIN HARDY PLANT SOCIETY

Tax-exempt · MADISON, WI 53704

Address and contacts

Address (IRS master file)
2545 DAHLE ST, MADISON, WI 53704-4514
Mailing address (990-N for 2024)
2545 Dahle St, Madison WI 53704
Principal officer (990-N for 2024)
Stephanie O'Neal, 1850 Baird St, Madison WI 53713

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

Tax yearYear endedDueIRS public records
2025October 31, 2026March 15, 2027Not due yet
2024October 31, 2025March 16, 2026990-N on file
2023October 31, 2024March 17, 2025990-N on file

IRS record

EIN
47-1868337
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
October
Files
Form 990-N (e-Postcard)
Category (NTEE)
Environment (C42)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Stephanie O'Neal
October 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Stephanie O'Neal
October 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Stephanie O'Neal
October 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Stephanie O'Neal
October 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Jane Gahlman
October 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 47-1868337).

Questions about WISCONSIN HARDY PLANT SOCIETY

What is the EIN of WISCONSIN HARDY PLANT SOCIETY?
The employer identification number (EIN) of WISCONSIN HARDY PLANT SOCIETY is 47-1868337.
Is WISCONSIN HARDY PLANT SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
Are donations to WISCONSIN HARDY PLANT SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WISCONSIN HARDY PLANT SOCIETY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WISCONSIN HARDY PLANT SOCIETY due?
The return for tax year 2025 (the year ending October 31, 2026) is due March 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WISCONSIN HARDY PLANT SOCIETY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended October 31, 2025.
Who is the principal officer of WISCONSIN HARDY PLANT SOCIETY?
The 990-N for 2024 names Stephanie O'Neal.

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