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Nonprofit · EIN 27-3118145

FRIENDS OF THE LIBRARY MASON CITY

Tax-exempt · MASON CITY, IA 50401

Address and contacts

Address (IRS master file)
225 2ND ST SE, MASON CITY, IA 50401-3900
In care of
% MASON CITY PUBLIC LIBRARY
Mailing address (990-N for 2025)
225 2nd St SE, Mason City IA 50401
Principal officer (990-N for 2025)
Theresa Betz, 3 Barberry Rd, Mason City IA 50401

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

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026990-N on file
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

IRS record

EIN
27-3118145
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
2010
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B11)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Theresa Betz
June 30, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Theresa Betz
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Theresa Betz
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Theresa Betz
June 30, 2023≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Theresa Betz
June 30, 2020≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Theresa M Betz
June 30, 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 27-3118145).

Questions about FRIENDS OF THE LIBRARY MASON CITY

What is the EIN of FRIENDS OF THE LIBRARY MASON CITY?
The employer identification number (EIN) of FRIENDS OF THE LIBRARY MASON CITY is 27-3118145.
Is FRIENDS OF THE LIBRARY MASON CITY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
Are donations to FRIENDS OF THE LIBRARY MASON CITY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does FRIENDS OF THE LIBRARY MASON CITY file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of FRIENDS OF THE LIBRARY MASON CITY due?
The return for tax year 2026 (the year ending June 30, 2027) is due November 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did FRIENDS OF THE LIBRARY MASON CITY last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended June 30, 2026.
Who is the principal officer of FRIENDS OF THE LIBRARY MASON CITY?
The 990-N for 2025 names Theresa Betz.

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