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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 23-7312949

AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS

Tax-exempt · BOSTON, MA 02108

Address and contacts

Address (IRS master file)
1 CENTER PLAZA, BOSTON, MA 02108-1887
Mailing address (990-N for 2025)
1 Center Plaza, Boston MA 02108
Principal officer (990-N for 2025)
Carol Rose, 1 Center Plaza, Boston MA 02108

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 AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS

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

IRS record

EIN
23-7312949
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
1973
Accounting year ends
March
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Carol Rose
March 31, 2026≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Carol Rose
March 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Carol Rose
March 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Carol Rose
March 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Carol Rose
March 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Carol Rose
March 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 23-7312949).

Questions about AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS

What is the EIN of AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS?
The employer identification number (EIN) of AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS is 23-7312949.
Is AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1973.
Are donations to AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS 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 AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS 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 AMERICAN CIVIL LIBERTIES UNION FOUNDATION OF MASSACHUSETTS?
The 990-N for 2025 names Carol Rose.

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