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Nonprofit · EIN 46-1980223

CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION

Tax-exempt (reinstated) · CAMBRIDGE, MA 02141

Address and contacts

Address (IRS master file)
840 CAMBRIDGE ST, CAMBRIDGE, MA 02141-1402
In care of
% CAMBRIDGE STREET UPPER SCHOOL
Mailing address (990-N for 2024)
840 Cambridge Street, Cambridge MA 02141
Principal officer (990-N for 2024)
Guy Rosenzweig, 154 Raymond Street, Cambridge MA 02140

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

Tax yearYear endedDueIRS public records
2025July 31, 2026December 15, 2026Not due yet
2024July 31, 2025December 15, 2025990-N on file
2023July 31, 2024December 16, 2024990-N on file

IRS record

EIN
46-1980223
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
2021
Accounting year ends
July
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B11)

Revocation and reinstatement

Exemption revoked
March 15, 2021
Posted by the IRS
June 14, 2021
Reinstated
Effective May 15, 2021

From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Guy Rosenzweig
July 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Emily Pollock
July 31, 2024≤ $50,000 receipts––e-Postcard
990-EZJuly 2023–––IRS
990-N for 2021
Officer: Emily Pollock
October 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Tina Lieu
October 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2016
Officer: Marcus Chamblee
October 31, 2017≤ $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 46-1980223).

Questions about CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION

What is the EIN of CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION?
The employer identification number (EIN) of CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION is 46-1980223.
Is CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION tax-exempt?
Yes. The IRS revoked its exemption on March 15, 2021 and reinstated it effective May 15, 2021.
Are donations to CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION due?
The return for tax year 2025 (the year ending July 31, 2026) is due December 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended July 31, 2025.
Who is the principal officer of CAMBRIDGE STREET UPPER SCHOOL PARENT CAREGIVER ORGANIZATION?
The 990-N for 2024 names Guy Rosenzweig.

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