Taxability of Digital Goods, Software and other - ADOR Tax Treatment of Digital Goods and Services - Legislative staff Taxation of Digital Services in AZ - ATRA The Model City Tax Code, Municipal Tax Code Commission, and Digital Goods - League of AZ Cities & Towns Estimating the "Fiscal Footprint" of Digital Goods, Software and other - ADOR Tax Treatment of Digital Goods and Services - McDermott Will & Emery Committee Recommendations