Collection point
Retail sales tax is generally charged when the end consumer buys — often one layer at checkout. Value Added Tax is charged on sales at each stage of production and distribution; businesses usually reclaim VAT on inputs (credit) and remit VAT on outputs, so the net tax is on the “value added” at each step.
Who does the paperwork
Under VAT, registered businesses issue VAT invoices and file periodic returns; consumers mostly see tax-inclusive shelf prices. Under retail sales tax, businesses collect and remit at the point of sale; the burden of proof and nexus rules for online sellers vary by country/state.
Receipts and invoices
VAT invoices typically show net amount, VAT rate, VAT amount, and seller registration — needed for buyer credits in B2B. Sales tax receipts usually show taxable amount, rate, and tax; formats differ by jurisdiction.
Consumer-facing prices
Many VAT countries display tax-inclusive prices to consumers. In US-style sales tax systems, shelf prices are often pre-tax and tax is added at the register — so comparing “$100 items” across countries without tax context misleads.
Cross-border and online orders
Digital services, imports, and marketplace sales may follow special rules (IOSS, marketplace facilitator laws, de minimis thresholds). A generic calculator cannot know your supply chain; use official rates for your delivery address when compliance matters.
Using CalcDock tools without mixing regimes
Our Sales Tax Calculator is oriented toward a combined rate you enter (e.g. state + local). Our VAT Calculator adds or removes VAT from amounts using the rate you specify. Do not assume one tool’s output maps to the other country’s law — match the tool to the pricing convention you are using.