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Nonprofit · EIN 83-2023478

ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC

Tax-exempt · RIVERHEAD, NY 11901

Address and contacts

Address (IRS master file)
515 MARCY AVE, RIVERHEAD, NY 11901-2910
Mailing address (990-N for 2024)
515 Marcy ave, Riverhead NY 11901
Principal officer (990-N for 2024)
Jadwiga Dziadula, 515 Marcy Ave, Riverhead NY 11901

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

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027Not due yet
2024August 31, 2025January 15, 2026990-N on file
2023August 31, 2024January 15, 2025990-N on file

File the 2025 990-N for ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC

Due January 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
83-2023478
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
2020
Accounting year ends
August
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Jadwiga Dziadula
August 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Jadwiga Dziadula
August 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Jadwiga Dziadula
August 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Ewa Zalusinska
August 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Ewa Zalusinska
August 31, 2021≤ $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 83-2023478).

Questions about ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC

What is the EIN of ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC?
The employer identification number (EIN) of ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC is 83-2023478.
Is ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2020.
Are donations to ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC due?
The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended August 31, 2025.
Who is the principal officer of ST MAKSYMILIAN M KOLBE POLISH SCHOOL INC?
The 990-N for 2024 names Jadwiga Dziadula.

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