- Minnesota Revenue – Tax Calculator taxes.state.mn.us/taxcalc/Pages/index.aspx
- Minnesota Department of Revenue taxes.state.mn.us/Pages/index.aspx
- US Citizenship and Immigration Serviceswww.uscis.gov/portal/site/uscis
- Internal Revenue Servicewww.irs.gov
- File Your Taxes: USA Government Website www.usa.gov/Citizen/Topics/Money/Taxes.shtml
- Insurance Services Office, Inc.www.iso.com