- Is Haddam Historical Society a tax-exempt 501(c)(3)?
- Yes. Haddam Historical Society is recognised by the IRS as a 501(c)(3) organisation (EIN 06-6053559). The IRS recognised Haddam Historical Society as tax-exempt in February 1964.
- What is Haddam Historical Society's EIN?
- Haddam Historical Society's Employer Identification Number (EIN) is 06-6053559. The EIN was assigned by the IRS in February 1964. Donors and grantmakers use the EIN to verify tax-exempt status with the IRS.
- What does Haddam Historical Society do?
- To preserve, collect, interpret and promote the history and heritage of Haddam for present and future generations.
- Where is Haddam Historical Society located?
- Haddam Historical Society is located at PO Box 97, Haddam, CT, 06438.
- When was Haddam Historical Society founded or recognised by the IRS?
- Haddam Historical Society was recognised by the IRS as a tax-exempt organisation in February 1964. The IRS ruling date is the earliest authoritative date available for most US nonprofits.
- What is Haddam Historical Society's annual revenue?
- On its most recent Form 990 (fiscal year 2024), Haddam Historical Society reported $114K in total revenue and $105K in total expenses.
- Has Haddam Historical Society been auto-revoked by the IRS?
- No. Haddam Historical Society (EIN 06-6053559) does not appear on the IRS Auto-Revocation List. Givalgo Discover cross-references the IRS Auto-Revocation List on every profile load; if status changes, this page reflects it.
- Is Haddam Historical Society listed in IRS Publication 78?
- Yes. Haddam Historical Society is listed in IRS Publication 78 as an organisation eligible to receive tax-deductible charitable contributions. Pub 78 status is the canonical IRS signal that donations to an org are deductible.
