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US nonprofit · EIN 396006447 · Madison, WIiSource and licenceOrganisation record IRS Exempt Organizations Business Master File (EIN 396006447)Board and officers IRS Form 990 annual filings, Part VII (directors, trustees, officers, key employees), read year by year to observe tenure.Deductibility IRS Publication 78 data (code PC), downloaded 18 October 2026.Licence US Federal Government public domain.How we handle data

State Historical Society of Wisconsin

Donations deductible
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About

Legal name
State Historical Society of Wisconsin
EIN
396006447
Address
816 State St, Madison, WI, 53706-1417
State
Wisconsin
IRS classification
501(c)03 (tax-exempt under section 501(c)(3) where shown)
Size band
0 (IRS master file code)
IRS ruling date
1 January 1944
Status
Code 01 (unconditional exemption)
IRS Publication 78
PC (contributions deductible)

Filed finances

No Form 990 financial figures are held for this organisation yet (smaller organisations file a shorter return, and some filings are not yet read).