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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 82-3143037

ONCIDIUM

Tax-exempt · BURLINGTON, NJ 08016

Address and contacts

Address (IRS master file)
241 CONOVER ST, BURLINGTON, NJ 08016-1306
In care of
% LANDON HACKER
Mailing address (990-N for 2025)
241 Conover St, Burlington NJ 08016
Principal officer (990-N for 2025)
Landon Hacker, 241 Conover Street, Burlington NJ 08016

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, 2026990-N on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2026 990-N for ONCIDIUM

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

IRS record

EIN
82-3143037
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
2018
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Landon Hacker
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Landon Hacker
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Landon Hacker
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Landon Hacker
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Landon Hacker
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Landon Hacker
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Landon Hacker
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 82-3143037).

Questions about ONCIDIUM

What is the EIN of ONCIDIUM?
The employer identification number (EIN) of ONCIDIUM is 82-3143037.
Is ONCIDIUM tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2018.
Are donations to ONCIDIUM tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does ONCIDIUM file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of ONCIDIUM 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 ONCIDIUM 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 ONCIDIUM?
The 990-N for 2025 names Landon Hacker.

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