Sales tax is a percentage added to the price of goods and services at the point of sale

When you buy something in a store or online, the cashier or checkout screen adds a tax to your total. That tax goes to your state or local government, not to the business selling you the item. The percentage varies by location — it depends on your state, county, and sometimes even your city. A $10 item might cost $10.50 in one place and $10.75 in another, depending entirely on where you live.

Sales tax is collected by the seller and sent to the government on a regular schedule, usually monthly or quarterly. The seller acts as a collector; they do not keep the money. Understanding how this works helps you predict what you will actually pay and know where the extra cost comes from on your receipt.

Key Takeaways

  • Sales tax rates vary by state, county, and city — there is no single national rate, and your location determines what you pay.
  • The tax is added at checkout and collected by the seller, who sends it to the government rather than keeping it.
  • Some items are taxed and others are not, depending on state law — groceries, medicine, and clothing have different rules in different states.
  • Online purchases are now taxed in most states, even when you buy from out-of-state sellers, though the rules are still changing in some places.
  • You can find your local sales tax rate through your state revenue office or by checking your receipt from a recent purchase.

How sales tax rates are set and who collects the money

Your state legislature sets a base sales tax rate, usually between 4 and 7 percent. On top of that, your county and city may add their own local tax. This is why the same product costs different amounts in different parts of the same state. A purchase in New York City includes state tax plus city tax plus a special tax on certain items. A purchase 50 miles away in a rural county includes state tax plus a different county rate.

The business where you make the purchase collects all of this tax from you at the register. They then file a sales tax return with the state, usually monthly or quarterly, and send the money they collected. The state keeps its portion and sends the local portion to the county and city. The business does not profit from this; they are required by law to collect it and pass it along.

What is and is not taxed

Not everything you buy is subject to sales tax. Most states do not tax groceries, prescription medicine, or medical equipment. Some states do not tax clothing. Services are often taxed differently than goods — a haircut might be taxed while a hairbrush is not, or vice versa depending on your state. Prepared food from a restaurant is usually taxed, but raw ingredients from a grocery store are not.

The rules vary significantly by state. One state might tax all clothing; another might tax only items over a certain price; a third might not tax clothing at all. If you are unsure whether something will be taxed, your state revenue office website lists what is and is not taxable in your location. You can also check your receipt after purchase to see what was taxed.

Sales tax on online and out-of-state purchases

For many years, online purchases from out-of-state sellers were not taxed. That changed in 2018 when the U.S. Supreme Court ruled that states could require online sellers to collect sales tax even if they had no physical location in that state. Today, most large online retailers collect and send sales tax based on your shipping address.

However, the rules are still inconsistent. Some small sellers and marketplaces have different requirements. If you buy from a small business in another state, sales tax may or may not be collected depending on that seller's size and the agreement between that state and yours. Your receipt will show whether sales tax was added. If you believe you were charged incorrectly, contact the seller or your state revenue office.

How to find your local sales tax rate

The easiest way to find your rate is to look at a recent receipt from any purchase. The receipt shows the tax amount and often the tax rate. You can also visit your state's revenue or taxation office website — every state has one, and most have a tool where you enter your address and see your exact rate.

If you need the rate before making a purchase, search "[your state] sales tax rate" plus your city or zip code. The rate you find will include state, county, and city tax combined. Keep in mind that the rate can change if you move to a different county or city, even within the same state.

Why sales tax matters for your budget

Sales tax increases the final price of everything you buy, and it adds up over time. A 7 percent tax on $100 in purchases is $7 — money that comes out of your budget but does not show up in the price tag. When you are planning a purchase or a budget, remember to add the sales tax to the listed price to know what you will actually pay.

This is especially important for large purchases like furniture, appliances, or vehicles, where the tax can be hundreds of dollars. Some people budget by adding their local tax rate to every price they see. Others check their receipt after purchase to understand what they paid. Either way, knowing your rate helps you plan accurately.

Frequently Asked Questions

Do I pay sales tax on everything I buy?

No. Most states exempt groceries, prescription medicine, and medical devices. Many exempt clothing. Services like haircuts, repairs, and professional fees have different tax rules depending on your state. Check your receipt or your state revenue office to see what is taxed where you live.

Why is my sales tax different from the state rate I looked up?

Your local rate includes state tax plus county tax plus city tax. If you looked up only the state rate, you saw an incomplete number. Search your full address or zip code on your state revenue office website to see the combined rate that applies to you.

Can I get sales tax back if I overpaid?

If you were charged sales tax on an item that should not have been taxed, contact the seller with your receipt. They can issue a refund. If the seller refuses, contact your state revenue office to report the error. Do not expect a refund for tax that was correctly charged under your state's law.

Do I owe sales tax on things I buy out of state and bring home?

Technically, most states require you to pay tax on out-of-state purchases you bring home, but this is rarely enforced for individual shoppers. If you buy something in another state and bring it home, you usually will not be asked to pay tax. The rule exists mainly for businesses that buy goods out of state for resale.

How often does the sales tax rate change?

Rates change when state or local legislatures vote to raise or lower them, which happens irregularly — sometimes years pass without a change, sometimes multiple changes happen in one year. Check your state revenue office website or sign up for updates if you need to know about rate changes in your area.