Wyoming Sales Tax and Property Tax Collection Procedures Checklist
Understanding Wyoming’s Tax System
Wyoming operates a unique tax structure that differs significantly from most states. The state does not impose individual income tax or corporate income tax on residents or businesses.
Instead, the Wyoming Department of Revenue collects sales and use taxes as the primary state-level revenue source. Property taxes are assessed and collected at the county level by county treasurers, who manage real property and personal property tax accounts.
Why You Receive Collection Notices
The Wyoming Department of Revenue sends collection notices when businesses fail to remit sales and use taxes by the required deadlines. Common reasons include unpaid amounts, unfiled tax returns, or unreported liabilities that have accumulated penalties and interest.
Vendors who remain delinquent for 150 days or more appear on the public delinquent taxpayer list maintained by the state. County treasurers issue separate notices for delinquent property taxes on real property or personal property when owners miss payment deadlines.
Collection Methods and Enforcement Actions
Wyoming law authorizes specific collection procedures when tax debts remain unpaid:
● The Department of Revenue may contract with collection agencies to recover delinquent sales tax under Wyoming Statute 39-15-107.
● County treasurers conduct annual delinquent property tax sale proceedings to collect unpaid property taxes through public auction.
● Tax liens attach automatically to delinquent property and become public record, affecting credit and ownership rights.
● Collection agencies may assess fees up to twenty percent of the tax owed to cover collection costs.
For sales tax matters, the Department of Revenue sends a written notice requiring vendors to file returns within specified timeframes. Property tax enforcement follows detailed procedures outlined in Wyoming Statute 39-13-108, including publication in a legal newspaper for three consecutive weeks before any tax sale occurs.
Time Limits on Collection Actions
Wyoming imposes specific time limits on tax collection efforts that protect taxpayers from indefinite liability. The Department of Revenue must bring legal action to recover delinquent sales and use taxes within three years from the date taxes became delinquent under Wyoming Statute 39-15-110.
This statute of limitations period begins when payment becomes overdue or thirty days after an audit assessment letter is mailed. Liens follow different rules established in Wyoming Statute 39-13-108, which governs enforcement timelines for both property types.
Your Rights Under Wyoming Law
Wyoming Statute 39-11-102 establishes a taxpayer bill of rights that guarantees specific protections. Taxpayers receive the right to clear information from the Wyoming Department of Revenue about all tax obligations and procedures.
Additional statutory protections include:
- You have the right to the confidentiality of your tax records and financial information submitted to state authorities.
- You have the right to relief from penalties based on erroneous written advice provided by the Department of Revenue.
- You have the right to enter into installment payment arrangements when repayment requirements are met, and a lump-sum payment would create severe financial hardship.
Appeals procedures allow you to contest property assessments by filing written protests within thirty days of receiving assessment notices. Your case proceeds through the county board of equalization, then the state board of equalization, and finally to the district court if necessary.
Payment Plans and Penalty Relief
You possess a statutory right under Wyoming Statute 39-11-102 to request payment plans when you can demonstrate that immediate full payment would impose a severe financial burden. Contact the Wyoming Department of Revenue for sales tax matters or your county treasurer for property tax issues to discuss available options.
Penalty abatement provisions vary depending on the tax type involved. Wyoming Statute 39-13-108 allows the department to waive penalties as part of settlement agreements or for good cause shown.
Sales tax vendors may claim bad debt credits against subsequent tax liability when accounts become worthless under federal tax law standards. Request penalty relief in writing and explain the specific circumstances that prevented timely compliance with tax obligations.
Property Tax Sale Procedures
County treasurers conduct property tax sales under Wyoming Statute 39-13-108 when real property or personal property taxes remain unpaid. The notice of sale must appear in a legal newspaper published in the county once weekly for three consecutive weeks, with the first publication at least four weeks before the sale date.
These notices include legal descriptions, property owner names, tax years owed, total amounts due, including penalties and interest, and sale dates. Successful bidders at tax sales receive a certificate of purchase that grants them a lien position on the property.
Property owners retain redemption rights for up to four years after the sale date by paying delinquent taxes, accrued interest, and redemption fees. Redemption procedures protect ownership rights while allowing counties to collect overdue property tax revenue.
Available Tax Relief Programs
Wyoming offers targeted relief programs for qualifying residents. The refund program assists low-income homeowners who meet income and residency requirements.
Veterans may qualify for property tax exemptions on their primary residences under state law. Contact your county treasurer to obtain application forms and learn about specific eligibility criteria.
Taking Action on Tax Notices
Contact the Wyoming Department of Revenue immediately when you receive collection notices about sales and use taxes. Call the main office at 307-777-5200 or visit the website at revenue.wyo.gov to access account information and payment options.
For property tax matters, reach out directly to your county treasurer’s office to discuss payment arrangements or redemption procedures. Consider consulting tax professionals or legal counsel when facing complex collection situations or disputes about tax assessments.
Received a State Tax Notice?
If you’ve received a state tax notice and aren’t sure how to respond, we can help you review your options and next steps.
We offer:
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This checklist is for educational purposes only and does not constitute tax or legal advice. Always review official IRS instructions and consult a qualified professional for guidance

