Taxation
Sales Tax
A single-stage indirect tax charged once, at the final sale to the end consumer — no tax and no credits at the earlier wholesale stages, unlike VAT/GST's multi-stage system.
Definition
Sales tax is a single-stage indirect tax charged once, at the point of final sale to the end consumer. Unlike VAT/GST, no tax is charged or credited at earlier stages of production — only the last retail transaction is taxed at all.
Why this exists
VAT/GST's multi-stage credit-and-collect system has real advantages, but it also asks every business in a supply chain — raw material suppliers, manufacturers, wholesalers, retailers — to track input and output tax and file accordingly. Sales tax trades away VAT/GST's anti-evasion paper trail for dramatically simpler administration: only the final retailer has to collect and remit anything at all. Every business earlier in the chain is left out of tax collection entirely, since only the final sale to an end consumer counts as a taxable event.
That simplicity is exactly why some jurisdictions — notably US states, most of which levy sales tax rather than a VAT — prefer this approach: far fewer businesses ever have to deal with tax collection machinery in the first place.
Worked example
Using the exact same wooden table and the same 10% rate as VAT/GST's worked example, to see the mechanical difference directly:
Supplier sells wood to manufacturer for $100 — no tax (not a final sale) Manufacturer sells table to retailer for $300 — no tax (not a final sale) Retailer sells table to customer for $500 + $50 sales tax (10%) = $550 total Total government revenue: $50, collected entirely at the final step, by a single business, in a single transaction.
Same $50 total as the VAT/GST example — but collected through one remittance by one business, instead of three separate remittances of $10, $20, and $20 across three different businesses. The math is the same as VAT/GST at this single stage — try it below.
Try it yourself
Total (tax-inclusive)
$120.00
Pre-tax amount
$100.00
Tax amount
$20.00
How the math works
$100.00 plus 20% tax adds $20.00, for a total of $120.00.
Common misconceptions
“Sales tax and VAT always raise the same total revenue, so it doesn't matter which system a country uses.”
Totals can match in a simple example, but sales tax is more vulnerable to evasion at that single final point — if the retailer under-reports or operates informally, all the tax on that item is lost. VAT/GST preserves the tax already collected at earlier stages even if a later stage evades.
“Sales tax applies to every transaction along the supply chain.”
It applies only at the final sale to the end consumer. Wholesale and business-to-business transactions earlier in the chain are generally exempt — that's exactly why it's called 'single-stage.'
“A retailer keeps the sales tax it collects as extra revenue.”
The retailer collects it on the government's behalf and remits it — it isn't the retailer's own money, similar to how an employer withholding payroll tax from a paycheck isn't keeping that money either.
Also in the Glossary: Sales Tax