by Paul le Roux | May 11, 2026 | Sales Tax Basics & Updates
If you’re an Australian seller shipping to US customers, you almost certainly owe US sales tax in at least one state — and probably several — the moment you cross a state-level revenue threshold or store inventory in a US warehouse. The Australia–US tax treaty...
by Paul le Roux | May 11, 2026 | Sales Tax Basics & Updates
If you’re a Canadian seller shipping to US customers — through Shopify, Amazon FBA, Etsy, or your own checkout — you almost certainly have US sales tax obligations in multiple states, even with zero physical US presence. The 2018 Wayfair decision killed the...
by Paul le Roux | May 11, 2026 | Sales Tax Basics & Updates
A multi-state sales tax filing service is a human-operated practice that prepares, signs, and submits sales tax returns to every state department of revenue where you have nexus — handling registrations, monthly returns, prepayments, notices, and audits under one flat...
by Paul le Roux | May 11, 2026 | Sales Tax Basics & Updates
The honest answer: if you’re a US-domiciled seller with nexus in fewer than five states and a bookkeeper who already handles tax filings, DIY software like the major SaaS sales tax platforms is probably fine. If you’re a foreign founder, an Amazon FBA...
by Paul le Roux | May 11, 2026 | Sales Tax Basics & Updates
If you’re a non-US seller staring at 45 different state registration portals, no EIN, no SSN, no US bank account, and an Amazon FBA inventory report that puts your stock in 18 states — this page is for you. Sales Tax Compliance USA registers foreign sellers...
