Wyoming Reverse Sales Tax Calculator.

Wyoming has a state sales tax rate of 4%, and counties can add their own local sales taxes of up to 2%. With county add-ons, combined rates in Wyoming range from 4% to 6%. Wyoming has one of the lower combined tax burdens in the nation, reflecting the state's reliance on severance taxes from oil, gas, and mineral extraction rather than consumer taxes.

Cheyenne (Laramie County) has a combined rate of approximately 6% (4% state + 2% Laramie County). Casper (Natrona County) is approximately 5.5%. Jackson (Teton County) is approximately 6%. Some smaller Wyoming counties have adopted less than the maximum 2% local tax, keeping combined rates closer to 4%–5%.

Wyoming has specific exemptions for food for home consumption — most grocery food is exempt from Wyoming's sales tax. Prescription drugs are exempt. Agricultural inputs are broadly exempt. Wyoming has very comprehensive exemptions for mining equipment and materials used in mineral extraction, reflecting the state's extraction-heavy economy.

Wyoming has no personal income tax and relies heavily on severance taxes from oil, gas, coal, and other mineral extraction. This allows Wyoming to maintain a relatively low general sales tax rate while still funding government services. Wyoming is one of the most resource-extraction-dependent states financially.

The Wyoming Department of Revenue administers the state sales tax. Wyoming participates in the SST agreement. Economic nexus threshold is $100,000 in annual Wyoming sales or 200 transactions. Wyoming has marketplace facilitator laws in effect.