There are several important things about paying sales tax in Wyoming:
If a vehicle is purchased from a dealership, a bill of sale must be presented.
Sales tax must be paid within 60 days of purchase.
The sales tax rate you pay is based on your place of residency. Carbon County is currently 6%.
Bill of Sale -
Carbon County has a generic, standardized, Bill of Sale that can be downloaded and used for individuals. The information required here are the basics used by most dealerships.