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The Rapidly Evolving Universe Of Us State Taxation Of Cross-Border Online Sales After South Dakota V Wayfair, Inc., And Its Implications For Australian Businesses, Walter Hellerstein

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The US Supreme Court’s 2018 decision in South Dakota v. Wayfair, Inc. dramatically expanded the subnational states’ power to require remote suppliers to collect taxes on in-bound sales to local consumers by repudiating the pre-existing, judicially created constitutional rule limiting the states’ authority to enforce such collection obligations to those suppliers with an in-state physical presence and replacing it with a ‘nexus’ rule based on ‘economic and virtual contacts’. The state legislatures reacted quickly and almost unanimously to the Wayfair decision by adopting rules imposing sales tax collection obligations on remote suppliers whose sales exceeded specified dollar or transaction thresholds. …