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Nonprofit · EIN 47-4565594

MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED

Tax-exempt (reinstated) · CAMBRIDGE, MA 02139

Address and contacts

Address (IRS master file)
407 WASHINGTON ST, CAMBRIDGE, MA 02139-2720
Mailing address (990-N for 2024)
407 Washington St, Cambridge MA 02139
Principal officer (990-N for 2024)
Sebastian Garza, 407 Washington St, Cambridge MA 02139

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, 2026Not due yet
2024June 30, 2025November 17, 2025990-N on file
2023June 30, 2024November 15, 2024990-N on file

File the 2025 990-N for MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED

Due November 16, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
47-4565594
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
2024
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B99)

Revocation and reinstatement

Exemption revoked
November 15, 2022
Posted by the IRS
March 13, 2023
Reinstated
Effective November 15, 2022

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: Sebastian Garza
June 30, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Sebastian Garza
June 30, 2024≤ $50,000 receipts––e-Postcard
990-N for 2018
Officer: Sebastian Jeronimo Garza
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 47-4565594).

Questions about MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED

What is the EIN of MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED?
The employer identification number (EIN) of MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED is 47-4565594.
Is MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED tax-exempt?
Yes. The IRS revoked its exemption on November 15, 2022 and reinstated it effective November 15, 2022.
Are donations to MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended June 30, 2025.
Who is the principal officer of MASSACHUSETTS ACADEMIC DECATHLON INCORPORATED?
The 990-N for 2024 names Sebastian Garza.

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