California sales tax owed represents the largest liability for Amazon FBA sellers who had stock in California before October 1st, 2019, and are not registered. After speaking with California, don't expect any past liability to go...
Shopify seller's sales tax responsibilities have dramatically increased since June 2018, U.S. Supreme Court, Wayfair vs. South Dakota Decision. Shopify, unlike Amazon, Walmart, eBay, Etsy, is NOT considered a marketplace facilitator. There are 47 states with marketplace nexus, where...