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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 37-1333472

SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS

Tax-exempt · DECATUR, IL 62521

Address and contacts

Address (IRS master file)
3310 E FITZGERALD RD, DECATUR, IL 62521-4823
In care of
% KATHY WILLIAMS
Mailing address (990-N for 2025)
3310 E Fitzgerald Rd, Decatur IL 62521
Principal officer (990-N for 2025)
Kathy Williams, 3110 E Fitzgerald Rd, Decatur IL 62521

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

Tax yearYear endedDueIRS public records
2025March 31, 2026August 17, 2026990-N on file
2024March 31, 2025August 15, 2025990-N on file
2023March 31, 2024August 15, 2024990-N on file

File the 2026 990-N for SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS

Due August 16, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
37-1333472
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
2022
Accounting year ends
March
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Kathy Williams
March 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Kathy Williams
March 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Kathy Williams
March 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Kathy Williams
March 31, 2023≤ $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 37-1333472).

Questions about SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS

What is the EIN of SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS?
The employer identification number (EIN) of SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS is 37-1333472.
Is SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
Are donations to SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS due?
The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended March 31, 2026.
Who is the principal officer of SOUTHSIDE IMPROVEMENT ASSOCIATION OF DECATUR ILLINOIS?
The 990-N for 2025 names Kathy Williams.

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