Connecticut's 2026 Sales Tax Free Week runs August 16–22 with a new $300 per-item threshold, plus permanent exemptions for backpacks and nonelectronic school supplies. Here's what retailers need to know.

Illinois reinstated its back-to-school sales tax holiday under Public Act 104-0468, running August 7-16. The 6.25% state rate drops to 1.25% on qualifying clothing under $125 and school supplies with no price cap. Local taxes remain in full effect. Here is the complete retailer compliance guide including Schedule K-12 reporting, special transaction rules, and the excluded items list.

Massachusetts' 2026 Sales Tax Holiday runs August 8-9 with a $2,500 per-item cap, mandatory participation for all eligible retailers, and nine excluded categories. Here is exactly what high-ticket retailers selling electronics, appliances, furniture, and computers need to configure before the weekend opens.

Oklahoma's 2026 sales tax holiday runs August 7 to 9. Clothing and footwear under $100 qualify. School supplies do not. Here is the compliance guide retailers need before the weekend opens.

Florida's 2026 back-to-school sales tax holiday runs July 20 to August 20. Four categories, four price caps, zero state and local tax statewide. Here is what retailers need configured before the window closes.

Retail sales tax automation does not end at checkout. Here is how automated tax engines handle returns, partial refunds, exchanges, store credit, and ERP reconciliation while keeping records audit-ready.

Arizona’s Transaction Privilege Tax is not a traditional sales tax, and that difference creates real risk for digital and SaaS sellers. This guide explains how TPT works, how nexus is triggered, and where classification errors surface first.

Ready for January 2026 filings? Use this practical checklist to get your online store’s sales tax compliance in shape—covering nexus, registration, exemption certificates, automation and audit prep.

Slow tax software costs more than time, it costs sales. Learn how latency in your ecommerce sales tax automation impacts conversions, compliance, and growth—and how fast, scalable sales tax automation keeps your checkout revenue-ready.

Ecommerce tax rules are complex—but automation simplifies them. Learn how to calculate ecommerce sales tax, understand marketplace facilitator rules, and use the right sales tax calculator to stay compliant across all 50 states.

Shipping tax rules vary by state—and getting them wrong costs real money. Explore the 2025 state-by-state breakdown of how shipping and handling are taxed, and see how ecommerce sales tax automation simplifies compliance across all 50 states.

Ecommerce sales tax can derail growth if ignored. Learn what it is, why it matters, and how sales tax automation helps online sellers simplify compliance.