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Nonprofit · EIN 27-2571227

BRIAN MACISAAC SARCOMA FOUNDATION INC

Tax-exempt · NATICK, MA 01760

Address and contacts

Address (IRS master file)
29 HIGH ST, NATICK, MA 01760-4825
In care of
% BRIAN MACISAAC
Mailing address (990-N for 2023)
29 High Street, Natick MA 01760
Principal officer (990-N for 2023)
Brian MacIsaac, 29 High Street, Natick MA 01760

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, 2026Not on file
2024December 31, 2024May 15, 2025Not on file
2023December 31, 2023May 15, 2024990-N on file

IRS record

EIN
27-2571227
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
2010
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Medical research (H12)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2023
Officer: Brian MacIsaac
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Brian MacIsaac
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Brian MacIsaac
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Brian MacIsaac
December 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 27-2571227).

Questions about BRIAN MACISAAC SARCOMA FOUNDATION INC

What is the EIN of BRIAN MACISAAC SARCOMA FOUNDATION INC?
The employer identification number (EIN) of BRIAN MACISAAC SARCOMA FOUNDATION INC is 27-2571227.
Is BRIAN MACISAAC SARCOMA FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2010.
Are donations to BRIAN MACISAAC SARCOMA FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does BRIAN MACISAAC SARCOMA FOUNDATION INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of BRIAN MACISAAC SARCOMA FOUNDATION INC due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did BRIAN MACISAAC SARCOMA FOUNDATION INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2023 for the year ended December 31, 2023.
Who is the principal officer of BRIAN MACISAAC SARCOMA FOUNDATION INC?
The 990-N for 2023 names Brian MacIsaac.

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