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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 99-3429550

CLIMATE KNOWLEDGE COLLECTIVE INC

Also known as CKCOLLECTIVE

Tax-exempt · EAST SETAUKET, NY 11733

Address and contacts

Address (IRS master file)
197 ERIK DR, EAST SETAUKET, NY 11733-6402
In care of
% PEGGY ANN SPITZER

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-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024No data

File the 2026 990-N for CLIMATE KNOWLEDGE COLLECTIVE INC

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

IRS record

EIN
99-3429550
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
2024
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Environment (C60)
Assets (IRS master file)
$30,843
Income (IRS master file)
$24,981

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025–––IRS
990-EZDecember 2024–––IRS

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 CLIMATE KNOWLEDGE COLLECTIVE INC

What is the EIN of CLIMATE KNOWLEDGE COLLECTIVE INC?
The employer identification number (EIN) of CLIMATE KNOWLEDGE COLLECTIVE INC is 99-3429550.
Is CLIMATE KNOWLEDGE COLLECTIVE INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2024.
Are donations to CLIMATE KNOWLEDGE COLLECTIVE INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CLIMATE KNOWLEDGE COLLECTIVE INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CLIMATE KNOWLEDGE COLLECTIVE INC 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 CLIMATE KNOWLEDGE COLLECTIVE INC last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.

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