Nonprofit · EIN 11-3188602
THIRD HOUSE NATURE CENTER INC
Tax-exempt (reinstated) · MONTAUK, NY 11954
Address and contacts
- Address (IRS master file)
- PO BOX 143, MONTAUK, NY 11954-0143
- In care of
- % C MORRISON
- Mailing address (990-N for 2025)
- PO Box 143, Montauk NY 11954
- Principal officer (990-N for 2025)
- Barbara Grimes, PO Box 1887, Montauk NY 11954
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990-N on file |
| 2024 | December 31, 2024 | May 15, 2025 | No data |
| 2023 | December 31, 2023 | May 15, 2024 | No data |
IRS record
- EIN
- 11-3188602
- 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
- 2014
- Accounting year ends
- December
- Files
- Form 990-N (e-Postcard)
- Category (NTEE)
- Environment (C30)
Revocation and reinstatement
- Exemption revoked
- May 15, 2011
- Posted by the IRS
- February 22, 2012
- Reinstated
- Effective May 15, 2011
From the IRS automatic revocation list: organizations that did not file a required return or e-Postcard for three consecutive years.
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-N for 2025 Officer: Barbara Grimes | December 31, 2025 | ≤ $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 THIRD HOUSE NATURE CENTER INC
- What is the EIN of THIRD HOUSE NATURE CENTER INC?
- The employer identification number (EIN) of THIRD HOUSE NATURE CENTER INC is 11-3188602.
- Is THIRD HOUSE NATURE CENTER INC tax-exempt?
- Yes. The IRS revoked its exemption on May 15, 2011 and reinstated it effective May 15, 2011.
- Are donations to THIRD HOUSE NATURE CENTER INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does THIRD HOUSE NATURE CENTER INC file?
- Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
- When is the next return of THIRD HOUSE NATURE CENTER 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 THIRD HOUSE NATURE CENTER INC 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 THIRD HOUSE NATURE CENTER INC?
- The 990-N for 2025 names Barbara Grimes.
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