Internal Revenue Service Tax Refund Inquiry: www.irs.gov/individuals/article/0,,id=96596,00.html
Arizona Individual Income Tax Refund Inquiry: www.aztaxes.gov/default.aspx?target=CheckRefund
Arizona Department of Revenue: www.azdor.gov
Arizona Corporate Commission: www.cc.state.az.us
Arizona School Choice Trust: www.asct.org
Public School Tax Credit: www.isaacschools.org
Maricopa County RE Taxes: www.maricopa.gov/Assessor/ParcelApplication