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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 84-4041132

OREGON SCIENCE OLYMPIAD

Tax-exempt · LEBANON, OR 97355

Address and contacts

Address (IRS master file)
550 CASCADE DR, LEBANON, OR 97355-3721
In care of
% SEVEN OAK MIDDLE SCHOOL
Mailing address (990-N for 2025)
550 Cascade Drive, Lebanon OR 97355
Principal officer (990-N for 2025)
Ashley da Silva, 2600 NW Century Dr Apt 207, Corvallis OR 97330

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, 2026990-N on file
2024June 30, 2025November 17, 2025No data
2023June 30, 2024November 15, 2024No data

File the 2026 990-N for OREGON SCIENCE OLYMPIAD

Due November 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
84-4041132
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
2021
Accounting year ends
June
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B99)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Ashley da Silva
June 30, 2026≤ $50,000 receipts––e-Postcard

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about OREGON SCIENCE OLYMPIAD

What is the EIN of OREGON SCIENCE OLYMPIAD?
The employer identification number (EIN) of OREGON SCIENCE OLYMPIAD is 84-4041132.
Is OREGON SCIENCE OLYMPIAD tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2021.
Are donations to OREGON SCIENCE OLYMPIAD tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does OREGON SCIENCE OLYMPIAD file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of OREGON SCIENCE OLYMPIAD due?
The return for tax year 2026 (the year ending June 30, 2027) is due November 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OREGON 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 June 30, 2026.
Who is the principal officer of OREGON SCIENCE OLYMPIAD?
The 990-N for 2025 names Ashley da Silva.

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