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Nonprofit · EIN 36-3238492

ILLINOIS NATURAL HERITAGE FOUNDATION

Tax-exempt · ROCKFORD, IL 61104

Address and contacts

Address (IRS master file)
320 S 3RD ST, ROCKFORD, IL 61104-2063
In care of
% KERRY LEIGH
Mailing address (990-N for 2025)
320 South 3rd Street, ROCKFORD IL 61104
Principal officer (990-N for 2025)
Jill Kennay, 320 South 3rd Street, ROCKFORD IL 61104

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

IRS record

EIN
36-3238492
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1983
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Jill Kennay
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Paul Baits
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Jill Kennay
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Jill Kennay
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Jill Kennay
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019December 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 36-3238492).

Questions about ILLINOIS NATURAL HERITAGE FOUNDATION

What is the EIN of ILLINOIS NATURAL HERITAGE FOUNDATION?
The employer identification number (EIN) of ILLINOIS NATURAL HERITAGE FOUNDATION is 36-3238492.
Is ILLINOIS NATURAL HERITAGE FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1983.
Are donations to ILLINOIS NATURAL HERITAGE FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ILLINOIS NATURAL HERITAGE FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ILLINOIS NATURAL HERITAGE FOUNDATION 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 ILLINOIS NATURAL HERITAGE FOUNDATION 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 ILLINOIS NATURAL HERITAGE FOUNDATION?
The 990-N for 2025 names Jill Kennay.

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