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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 47-1090718

WILLOW TREE CENTER FOR SUSTAINABLE LIVING

Tax-exempt · CARLSBAD, CA 92018

Address and contacts

Address (IRS master file)
PO BOX 2231, CARLSBAD, CA 92018-2231
Mailing address (990-N for 2024)
PO Box 2231, Carlsbad CA 92018
Principal officer (990-N for 2024)
Nancy E Marks, PO Box 2231, Carlsbad CA 92018

California records

California keeps its own records of charities and corporations. Search them by EIN 47-1090718 or by the name WILLOW TREE CENTER FOR SUSTAINABLE LIVING.

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, 2026Not on file
2024December 31, 2024May 15, 2025990-N on file
2023December 31, 2023May 15, 2024990-N on file

File the 2025 990-N for WILLOW TREE CENTER FOR SUSTAINABLE LIVING

Due May 15, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
47-1090718
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
2015
Accounting year ends
December
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: Nancy E Marks
December 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: Nancy E Marks
December 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: Nancy Marks
December 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: Nancy E Marks
December 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Nancy E Marks
December 31, 2020≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Nancy E Marks
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 47-1090718).

Questions about WILLOW TREE CENTER FOR SUSTAINABLE LIVING

What is the EIN of WILLOW TREE CENTER FOR SUSTAINABLE LIVING?
The employer identification number (EIN) of WILLOW TREE CENTER FOR SUSTAINABLE LIVING is 47-1090718.
Is WILLOW TREE CENTER FOR SUSTAINABLE LIVING tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2015.
Are donations to WILLOW TREE CENTER FOR SUSTAINABLE LIVING tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does WILLOW TREE CENTER FOR SUSTAINABLE LIVING file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of WILLOW TREE CENTER FOR SUSTAINABLE LIVING due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WILLOW TREE CENTER FOR SUSTAINABLE LIVING last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended December 31, 2024.
Who is the principal officer of WILLOW TREE CENTER FOR SUSTAINABLE LIVING?
The 990-N for 2024 names Nancy E Marks.

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