Shipping Across State Lines? The Compliance Rules Most US Businesses Don't Know They're Violating
Interstate shipping in the United States is governed by a patchwork of state-level regulations that go far beyond federal carrier requirements — and many businesses are unknowingly out of compliance. From restricted product categories and labeling mandates to carrier licensing and sales tax obligations, the regulatory landscape for multi-state shippers is more complex than most realize. This guide examines the most common compliance gaps and explains how integrated tracking systems can serve as