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Nonprofit · EIN 82-2575285

NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION

Tax-exempt · SACRAMENTO, CA 95811

Address and contacts

Address (IRS master file)
1401 21ST ST STE R, SACRAMENTO, CA 95811-5226
In care of
% YIMU YIN
Mailing address (990-N for 2025)
1401 21st Street Ste R, SACRAMENTO CA 95811
Principal officer (990-N for 2025)
Yimu Yin, 1401 21st Street Ste R, SACRAMENTO CA 95811

California records

California keeps its own records of charities and corporations. Search them by EIN 82-2575285 or by the name NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

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

IRS record

EIN
82-2575285
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
2017
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Yimu Yin
December 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2024
Officer: Yimu Yin
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Yimu Yin
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Yimu Yin
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Yimu Yin
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Yimu Yin
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 82-2575285).

Questions about NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION

What is the EIN of NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION?
The employer identification number (EIN) of NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION is 82-2575285.
Is NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
Are donations to NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION 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 NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION 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 NONARCHIMEDEAN GEOMETRY RESEARCH CORPORATION?
The 990-N for 2025 names Yimu Yin.

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