The Ultimate Wyoming Sales Tax Guide

Navigating sales tax in Wyoming can be challenging, as it involves varying local rates and detailed regulations to keep track of.

But we’ve got you covered. In this guide, we’ll break down the essentials of Wyoming’s sales tax system, including what creates nexus and how to collect and remit tax correctly.

Plus, we’ll introduce a reliable solution to simplify sales tax management and help ensure compliance across all states.

Wyoming Sales Tax Rate 2025

Wyoming applies a 4% state sales tax to most goods and services. Local cities and counties can also impose their own sales tax rates.

Collecting Wyoming Sales Tax from Customers

Here’s what you need to know about collecting sales tax in Wyoming:

Do I Have to Collect Wyoming Sales Tax from Customers?

If your business sells items covered by an imposition statute (law that defines which sales must be taxed), you must register for a Wyoming sales tax license and collect the applicable tax.

What Creates Sales Tax Nexus in Wyoming?

The following conditions can create a sales tax nexus in Wyoming:

• Physical nexus: Businesses that operate a physical storefront and sell tangible personal property. 

• Economic nexus: Remote sellers with more than $100,000 in gross sales in Wyoming during the current or previous calendar year.

Learn more about sales tax nexus and when you’re required to collect sales tax.

Do I Have to Collect Sales Tax from Wyoming Customers if I Sell on Amazon or Walmart?

No. 

Wyoming has a marketplace facilitator law that requires platforms like Amazon to collect sales tax from third-party sellers on their platforms. However, sellers with annual sales under the $100,000 threshold are not required to collect or remit sales tax in Wyoming.

Taxable Products in Wyoming

Here’s a detailed overview of the items that are taxable in Wyoming:

Are Groceries Taxable in Wyoming? 

Wyoming doesn’t tax grocery items, like food for domestic home consumption.

Are Digital Products Taxable in Wyoming?

Specified digital products are only taxable if the buyer has permanent rights to use them. Vendors who purchase these products for commercial purposes, such as broadcasting, transmitting, licensing, or distributing them to others, are treated as wholesalers and are not subject to this tax.

Is Software-as-a-Service (SaaS) Taxable in Wyoming?

No, pre-written computer software is exempt from sales tax in Wyoming.

Are Services Taxable in Wyoming?

Some services are subject to sales tax in the state.

Tax-Exempt Items

Some items that are sales tax exempt in Wyoming are:

• Sales of livestock and feed used for raising livestock or poultry for sale
• Sales of seeds, roots, bulbs, young plants, and fertilizers applied to land for growing products intended for sale are exempt.
• Sales of power or fuel used directly in manufacturing, processing, or agricultural operations by businesses engaged in those activities are exempt.
• Intrastate transportation of sick, injured, or deceased individuals by a public utility or other provider using an ambulance.
• Sales of some medicines sold under a prescription, including oxygen, prosthetic devices, and hearing aids.

How to Register for a Wyoming Sales Tax Permit

You can register online at the Wyoming Secretary of State website.

Discover how to obtain a seller's permit in every US state.

Do I Need a Wyoming Sales Tax License if I’m Only a Wholesaler? 

Yes, you need a state tax permit even if you’re a wholesaler. However, they can obtain a resale certificate, which allows them to buy goods for resale without paying sales tax. 

How to Collect Sales Tax in Wyoming

Wyoming follows destination-based sales tax sourcing for all sellers, regardless of whether they are in-state or out-of-state. This means you must apply the sales tax rate based on the buyer’s shipping address when making a sale to a Wyoming resident.

How to File and Pay Sales Tax in Wyoming

There are multiple ways to file and pay Wyoming sales tax:

• Automated: Let Zamp handle your Wyoming sales tax filing and remittance, so you won’t have to deal with sales tax returns ever again.
• File online: Pay online at the Wyoming Internet Filing System Website.

Explore how you can file and pay sales tax in other US states.

FAQs on Paying and Filing Wyoming Sales Tax

What Is Use Tax?

Use tax complements sales tax and applies to goods and services purchased outside Wyoming but used within the state. It is self-reported and matches the local sales tax rate where the item is used. Individuals and businesses must report it when they make tax-free or under-taxed purchases in another state for use in Wyoming.

What Is the Penalty for Filing and/or Paying Wyoming Sales Tax Late?

If a vendor doesn’t file a return, the Department of Revenue will issue a written notice requiring the return to be filed by the end of the month following the notice. If the vendor still doesn’t comply, the Department will create a return based on the best available information. 

The resulting tax is treated as a deficiency and may incur penalties and interest. However, if the vendor submits the return within 30 days of receiving the notice, the Department may charge a $10 penalty.

Can I Amend a Wyoming Sales Tax Return? 

Yes. You can file an amended form to correct any mistakes or omissions on your previous filed return.

How Often Do I Need to File and Pay Sales Tax in Wyoming?

Vendors subject to sales and use tax laws must remit the collected taxes by the last day of the month following the month of collection, or by the deadline set by the Department of Revenue.

Wyoming Sales Tax Due Dates

Wyoming monthly sales tax filing due dates:

Taxable Period	Filing Due Date
January 2025	February 28, 2025
February 2025	March 31, 2025
March 2025	April 30, 2025
April 2025	May 30, 2025
May 2025	June 30, 2025
June 2025	July 31, 2025
July 2025	August 29, 2025
August 2025	September 30, 2025
September 2025	October 31, 2025
October 2025	November 28, 2025
November 2025	December 31, 2025
December 2025	January 30, 2026

Wyoming quarterly sales tax filing due dates:

Taxable Period	Filing Due Date
Q1 (Jan-March) 2025	April 30, 2025
Q2 (Apr-June) 2025	July 31, 2025
Q3 (July-Sept) 2025	October 31, 2025
Q4 (Oct-Dec) 2025	January 30, 2026

Wyoming semi-annual sales tax filing due dates:

Taxable Period	Filing Due Date
Year 2025	January 30, 2025

Let The Experts Handle Your Wyoming Sales Tax Filing

Sales tax compliance is complicated, time-consuming, and easy to get wrong.

That’s where Zamp comes in. With accurate, real-time rate calculations, fast setup, and one-click registration and filing, we handle the heavy lifting so you don’t have to.

Start with Zamp, whether you sell in one state or nationwide, and we’ll keep you compliant and save you hours.