What is the EIN of MASSACHUSETTS SCIENCE OLYMPIAD?

The employer identification number (EIN) of MASSACHUSETTS SCIENCE OLYMPIAD is 04-3254356.

Is MASSACHUSETTS SCIENCE OLYMPIAD tax-exempt?

Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.

Are donations to MASSACHUSETTS SCIENCE OLYMPIAD tax-deductible?

Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).

When is the next return of MASSACHUSETTS SCIENCE OLYMPIAD due?

The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.

When did MASSACHUSETTS SCIENCE OLYMPIAD last file with the IRS?

The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.

Who is the principal officer of MASSACHUSETTS SCIENCE OLYMPIAD?

The 990-N for 2025 names Martha Moore.

Nonprofit · EIN 04-3254356

MASSACHUSETTS SCIENCE OLYMPIAD

Tax-exempt · READING, MA 01867

Address and contacts

Address (IRS master file): 102 SANBORN LN, READING, MA 01867-1009
In care of: % BRIAN NIECE
Mailing address (990-N for 2025): 102 Sanborn Lane, Reading MA 01867
Principal officer (990-N for 2025): Martha Moore, 102 Sanborn Lane, Reading MA 01867

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 year	Year ended	Due	IRS public records
2025	December 31, 2025	May 15, 2026	990-N on file
2024	December 31, 2024	May 15, 2025	990-N on file
2023	December 31, 2023	May 15, 2024	990-N on file

File the 2026 990-N for MASSACHUSETTS SCIENCE OLYMPIAD

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN: 04-3254356
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: 2001
Accounting year ends: December
Files: Form 990-N (e-Postcard)
Category (NTEE): Science and technology (U033)

Filing history

Form	Year ended	Revenue	Expenses	Assets	Return
990-N for 2025 Officer: Martha Moore	December 31, 2025	≤ $50,000 receipts	–	–	e-Postcard
990-N for 2024 Officer: Martha Moore	December 31, 2024	≤ $50,000 receipts	–	–	e-Postcard
990-N for 2023 Officer: Martha Moore	December 31, 2023	≤ $50,000 receipts	–	–	e-Postcard
990-N for 2022 Officer: Robert Goldstein	December 31, 2022	≤ $50,000 receipts	–	–	e-Postcard
990-N for 2020 Officer: Robert Goldstein	December 31, 2020	≤ $50,000 receipts	–	–	e-Postcard
990-N for 2019 Officer: Robert Goldstein	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 04-3254356).

Questions about MASSACHUSETTS SCIENCE OLYMPIAD

What is the EIN of MASSACHUSETTS SCIENCE OLYMPIAD?: The employer identification number (EIN) of MASSACHUSETTS SCIENCE OLYMPIAD is 04-3254356.
Is MASSACHUSETTS SCIENCE OLYMPIAD tax-exempt?: Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2001.
Are donations to MASSACHUSETTS SCIENCE OLYMPIAD tax-deductible?: Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MASSACHUSETTS SCIENCE OLYMPIAD file?: Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MASSACHUSETTS SCIENCE OLYMPIAD due?: The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did MASSACHUSETTS SCIENCE OLYMPIAD last file with the IRS?: The latest return in the IRS public files is the 990-N for 2025 for the year ended December 31, 2025.
Who is the principal officer of MASSACHUSETTS SCIENCE OLYMPIAD?: The 990-N for 2025 names Martha Moore.