📖 Guide

Sales Tax and VAT Guide: How Rates Stack and When You Pay

Sales tax vs VAT, how state and local rates combine, tax-inclusive vs tax-exclusive pricing, and tourist VAT refunds explained with real numbers.

Why the Price Tag Isn't What You Pay

A television priced at $800 in Chicago costs $871 at the register: $800 plus 10.25% combined sales tax ($81.90, rounded to $82). That same television bought online from a retailer without Illinois nexus might cost $800 flat. The same item, a $72 price difference, based entirely on where and how you buy it. Understanding consumption tax mechanics turns price shopping into an accurate comparison.

The US collects sales tax through a fragmented patchwork of 45 state-level systems (5 states have no sales tax), 10,000+ county and city tax jurisdictions, and shifting online sales tax rules post-2018 Supreme Court ruling in South Dakota v. Wayfair. Europe uses a unified VAT system across 27 EU member states, with standard rates ranging from 17% in Luxembourg to 27% in Hungary. The two systems collect the same type of revenue, taxes on consumption, but work differently at every step of the supply chain.

This guide explains how both systems calculate tax, how US rates stack at the state, county, and city level, the difference between tax-inclusive and tax-exclusive pricing, and how tourists can recover VAT paid during international travel.

The Basics: Sales Tax vs VAT

US Sales Tax is a single-stage retail tax. The consumer pays tax only at the final point of sale. Businesses buy goods from other businesses without paying sales tax (by providing a resale certificate). The retailer collects tax on the retail sale price and remits it to the state and local governments. The tax is not included in the listed price, it's added at checkout.

Value Added Tax (VAT) is a multi-stage tax. Every business in the supply chain pays VAT when it purchases goods, collects VAT when it sells goods, and remits the difference to the government. The net effect: only the final consumer bears the full VAT cost, because each intermediate seller claims a refund of the VAT they paid on purchases (input tax credit). VAT is included in the displayed price in most VAT countries, the price you see is what you pay.

Tax-exclusive pricing (US default): The listed price excludes tax. Tax is calculated on the pre-tax price and added at the register. A $100 item with 8% tax costs $108.

Tax-inclusive pricing (VAT countries default): The listed price includes the tax. To find the pre-tax price: Pre-tax price = Tax-inclusive price / (1 + VAT rate). A £120 item with 20% UK VAT has a pre-tax price of £120 / 1.20 = £100. The £20 VAT is embedded in the display price.

How US Sales Tax Rates Stack

In the US, the total sales tax rate at any location combines multiple layers:

State rate: Set by the state legislature. California: 7.25%. Tennessee: 7%. Texas: 6.25%. Oregon: 0%. Alaska: 0% (but local municipalities can charge up to 7.5%).
County rate: Added on top of state rate. Cook County, IL adds 1.75%. Los Angeles County adds 0.25%.
City rate: Chicago adds 1.25% city tax. Seattle adds 0.1%. Some cities add additional rates for specific purposes (transit, stadiums).
Special district rates: Mass transit districts, arts districts, and other special authorities can add 0.1–0.5%.

Chicago example: State 6.25% + Cook County 1.75% + Chicago 1.25% + Cook County MPEA 1% = 10.25% total. On a $1,000 purchase, you pay $102.50 in tax.

The calculation: Tax = Purchase price × (combined rate / 100). Total = Purchase price + Tax.

Common Misconceptions

"No sales tax states are always cheaper." Oregon has no sales tax, but its income taxes are high (top rate 9.9%). Montana has no sales tax but charges property taxes among the highest in the Mountain West. Tax burden comparisons require looking at the total state-and-local tax picture, not retail sales tax.
"Online shopping is always tax-free." Before 2018, online retailers without physical presence in a state didn't collect sales tax. After South Dakota v. Wayfair, states can require remote sellers to collect sales tax if they exceed economic thresholds (typically $100,000 in sales or 200 transactions). Most major online retailers now collect the applicable state and local sales tax at checkout.
"VAT and sales tax are the same thing collected differently." They share the economic goal but differ structurally. VAT creates a paper trail at every transaction (invoices with VAT amounts), which makes tax evasion harder. Sales tax applies only at retail, creating opportunities for evasion at the retail stage. VAT systems typically raise more revenue per percentage point than equivalent sales tax systems.
"Groceries are always taxed." Many US states exempt most food from sales tax (California, Texas, Illinois). Tennessee taxes groceries at a reduced 4% rate. Prepared food (restaurant meals, deli items) is typically taxed at the full rate even in states that exempt grocery store food. The distinction between "grocery" and "prepared" varies by state.
"I can't get VAT refunded as a tourist." Most VAT countries offer refund schemes for non-resident visitors. The minimum purchase threshold varies by country (€175 in France, €50 in Germany). Purchases must be made at participating retailers, and goods must leave the country unused (in original packaging). The refund runs 10–20% of the purchase price after the retailer's processing fee.

Worked Example: Sarah Buying a Handbag in Paris and Claiming VAT

How tourist VAT refund works in practice

Sarah visits Paris and buys a luxury handbag priced at €600 (VAT inclusive). French standard VAT rate: 20%. Pre-tax price: €600 / 1.20 = €500. VAT included: €100.

She asks the retailer for a VAT refund form (detaxe). She fills in her name, passport number, and US address. She presents the form, receipt, and unused bag to French customs at the airport before checking the bag. Customs stamps the form. She submits the form to the refund service (Global Blue or Planet), either at their airport counter or by mail.

The refund service keeps a processing fee of 3–4%. Sarah receives approximately €100 – €4 = €96 back on her credit card within 2–4 weeks. On a €600 purchase, that's a 16% effective discount, €96 saved.

Key requirements: She must spend at least €100 at a single retailer in France in one day. She must have proof of non-EU residency (passport). She must depart the EU (not France) within 3 months. The goods must be unused and in original packaging when presented to customs. She must carry the receipt and goods in her carry-on, not checked baggage, to present at customs.

When the Standard Approach Breaks Down

Luxury goods taxes. Some countries apply higher VAT rates to luxury goods (jewelry, yachts, high-end vehicles). France applies 20% standard VAT to most goods. Some Canadian provinces apply a separate luxury tax on vehicles above CAD $100,000. Know the applicable rate before assuming the standard rate applies.
Reduced VAT rates for specific categories. The EU allows member states to apply reduced rates (typically 5–10%) to specified goods and services: books, medicines, children's clothing, hotel accommodation. Germany charges 7% on food, books, and public transit but 19% on most goods. UK charges 0% on most food and children's clothes but 20% on adult clothing.
Remote work and sales tax nexus. If your business has employees or inventory in a state, you likely have nexus and must collect that state's sales tax from customers in that state. Remote workers established nexus in many states during COVID-19 remote work expansions. Multi-state businesses need to track nexus in every state where they employ people or maintain significant economic presence.
Cannabis and sin taxes layered on standard sales tax. Legal cannabis in California faces a 15% excise tax plus state sales tax (7.25%) plus local tax, total rates often exceed 30%. Cigarettes carry federal excise tax plus state excise tax plus sales tax. These products effectively have higher total consumption tax rates than their listed sales tax rate implies.
Software and digital goods taxation varies by state. Digital downloads (software, ebooks, music) are taxable in some states (New York, Wisconsin), exempt in others (California, Florida), and subject to varying interpretations based on delivery method (downloaded vs streamed). Businesses selling digital products must apply state-specific rules rather than assuming uniform treatment.

Quick Reference: Sales Tax Rates by State (Selected)

State	State Rate	Avg Local Rate	Combined Avg	Max Possible
Tennessee	7.00%	2.55%	9.55%	9.75%
Louisiana	4.45%	5.10%	9.55%	12.95%
Arkansas	6.50%	3.07%	9.47%	12.00%
California	7.25%	1.57%	8.82%	10.75%
Illinois	6.25%	2.49%	8.74%	11.50%
Texas	6.25%	1.95%	8.20%	8.25%
New York	4.00%	4.52%	8.52%	8.875%
Montana/Oregon/NH/Delaware	0%	0%	0%	0%

Frequently Asked Questions

What states have no sales tax?

Five states charge no state sales tax: Montana, Oregon, New Hampshire, Delaware, and Alaska. However, Alaska allows municipalities to charge local sales taxes up to 7.5%, so some Alaskan cities do collect tax. New Hampshire has no sales tax but has high property taxes and levies a 9% meals and rooms tax on restaurant meals and hotel stays.

How do I calculate sales tax from a total price?

To find the original pre-tax price from a tax-inclusive total: Pre-tax price = Total / (1 + tax rate). If you paid $107.50 and the tax rate is 7.5%: $107.50 / 1.075 = $100 pre-tax, $7.50 in tax. To calculate tax from a pre-tax price: Tax = Price × Rate. $100 × 0.075 = $7.50 tax.

Do I have to pay sales tax on Amazon purchases?

Amazon collects and remits sales tax in all 45 states that impose it, including applicable local rates. As of 2023, all large online retailers collect sales tax if they exceed the state's economic nexus threshold (typically $100,000 or 200 transactions annually). Small independent sellers on Amazon Marketplace may or may not collect tax depending on their own nexus situation.

Can I get VAT back when I travel to Europe?

Yes. Most EU countries offer VAT refunds to non-EU residents on purchases above a minimum threshold (€175 in France, €50 in Germany, €154.94 in Italy). You must request a refund form from the retailer, have it stamped by customs when leaving the EU, and submit it to a refund service. Typical refund: 10–20% of purchase price after processing fees.

What is the difference between sales tax and VAT?

Sales tax applies only at the final retail sale and is added to the price at checkout (tax-exclusive pricing). VAT applies at every stage of the supply chain, with businesses claiming refunds for VAT paid on their purchases, and is embedded in the displayed price (tax-inclusive pricing). The consumer ultimately pays the same effective tax amount under both systems, but VAT creates a more auditable paper trail.

Are groceries taxed in the US?

Rules vary by state. California, Texas, New York, Florida, and most other states exempt most grocery store food from sales tax. Tennessee taxes groceries at a reduced 4% rate. Alabama, Mississippi, and South Dakota tax grocery food at the full sales tax rate. Prepared food (hot meals, deli items, restaurant food) is typically taxable everywhere, regardless of state exemptions for grocery store items.