Big Horn County, Wyoming — Mechanics Lien Filing Guide

Everything you need to know about filing a mechanics lien in Big Horn County under Wyoming law — deadlines, notice requirements, and step-by-step process.

Preliminary Notice

30 days (subs)

Lien Filing Deadline

150 days

Enforcement Period

180 days

Notice Category

Preliminary

Mechanics Lien Requirements in Big Horn County

If you've provided labor, materials, or services for a construction project in Big Horn County,Wyoming, and haven't been paid, you have the legal right to file a mechanics lien. This applies whether you're a general contractor, subcontractor, plumber, electrician, roofer, material supplier, or any other construction professional working in Big Horn County.

All construction projects in Big Horn County are governed by Wyoming state law (WY Stat. Ann. §§ 29-1-201 et seq.). There isn't a separate Big Horn County lien law — the state rules apply uniformly. However, when you file the lien paperwork, you file it at the Big Horn County Recorder's office (or equivalent filing office).

Important: To keep your lien rights active on a Big Horn County project,Wyoming requires you to send the “Preliminary Notice of Right to Lien” within 30 days of starting work or delivering materials. This is a standard compliance step — not confrontational — and it keeps all your options open.

Once you file your mechanics lien in Big Horn County, the property owner can't easily sell or refinance the property until your claim is resolved. You then have 180 days to file a lawsuit to enforce the lien if the owner still doesn't pay. Most disputes are resolved through payment or negotiation after the lien is filed.

Who Must Receive Notice for Big Horn County Projects?

Your RoleMust Notify
General ContractorProperty Owner
SubcontractorProperty Owner, General Contractor
Material SupplierProperty Owner, General Contractor
LaborerProperty Owner, General Contractor
Equipment Rental CompanyProperty Owner, General Contractor
Architect / Engineer / SurveyorProperty Owner, General Contractor

Who Can File a Mechanics Lien in Big Horn County?

Nearly anyone who contributes to a construction project in Big Horn County can file a lien if they're not paid. This includes general contractors, subcontractors (electricians, plumbers, roofers, etc.), material suppliers, equipment rental companies, laborers, architects and engineers, and surveyors. You don't need a direct contract with the property owner — even if you're several layers down the payment chain, Wyoming law protects your right to get paid for work done in Big Horn County.

How a Mechanics Lien Protects You

A mechanics lien puts a legal claim on the Big Horn County property you improved — the owner can't easily sell or refinance until your payment is resolved. In most cases, filing the lien is enough to get paid without going to court. To keep this option available, make sure your notices and deadlines are handled on time.

Accepted Delivery Methods

Wyoming accepts these methods for delivering notices on Big Horn County projects:

Certified Mail (with return receipt)Personal Delivery (hand-delivered)

Key Rules for Big Horn County

Contractor: Written notice of lien rights must be sent before receiving any payment

Subs/suppliers: Notice within 30 days of first providing services/materials

Notice of intent to claim lien: at least 20 days before filing

Prime: 150 days; Subs: 120 days from last work or substantial completion

Parties may agree to extend filing time (up to 2x the normal period)

Filing Deadlines for Big Horn County

Lien Filing Deadline

150 days

From last work performed or materials furnished (or substantial completion)

Enforcement Deadline

180 days

To file foreclosure action after recording the lien

Official Wyoming Resources

These are official state government websites where you can look up statutes, verify contractor licenses, and search business registrations.

State Legislature

Look up Wyoming lien statutes and laws

Wyoming Legislature

Contractor Licensing

Verify licenses and check requirements

Wyoming Department of Administration and Information

Secretary of State

Business entity search and registration

Wyoming Secretary of State

File a Mechanics Lien in Big Horn County, Wyoming

LienGrid handles the entire lien filing process in Big Horn County, Wyoming — from required notices to the filing itself. State-compliant documents, certified mail delivery, and deadline tracking, all in one platform.

Start Free — File NowSee How It Works

Big Horn County Mechanics Lien FAQ

Common questions about filing a mechanics lien in Big Horn County, Wyoming.

Filing a mechanics lien in Big Horn County follows Wyoming state law (WY Stat. Ann. §§ 29-1-201 et seq.). Here's the basic process: First, you need to have sent the required "Preliminary Notice of Right to Lien" to the proper parties. Then, prepare your lien document with your name, the property address, a description of work done, and the amount owed. File it at the Big Horn County Recorder's office (or equivalent filing office) — there's usually a small recording fee. After filing, send a copy to the property owner. You have 150 days from last work performed or materials furnished (or substantial completion) to file. File within this window to keep your lien rights protected.
Yes. Wyoming requires a "Preliminary Notice of Right to Lien" for construction projects, including those in Big Horn County. You must send it within 30 days of when you first start working or delivering materials to the project. This notice goes to specific parties (like the property owner and general contractor) and protects your right to file a lien later if you're not paid. Sending it on time keeps your lien rights active and gives you full protection if payment issues come up later.
For projects in Big Horn County, you have 150 days from last work performed or materials furnished (or substantial completion) to file your mechanics lien. This is a hard deadline set by Wyoming state law — not a Big Horn County rule specifically. File within this window to keep your lien rights protected on that project. After filing, you have 180 days to file a lawsuit to enforce the lien if the owner still doesn't pay.
You file your mechanics lien at the Big Horn County Recorder's office (sometimes called the Register of Deeds or Clerk's office, depending on the county). This is the office that handles all real property records for Big Horn County. You'll need to bring your completed lien document and pay a recording fee. Some counties also accept electronic filings. The lien requirements come from Wyoming state law (WY Stat. Ann. §§ 29-1-201 et seq.), but the actual filing happens at the county level.
For Big Horn County construction projects, Wyoming law accepts these delivery methods: Certified Mail, Personal Delivery. The delivery method matters — using a method that isn't on the approved list could make your notice invalid even if the other party received it. Always keep proof of delivery (receipts, tracking numbers) in your project file.
Almost anyone who provides labor, materials, or services for a construction project in Big Horn County can file a mechanics lien if they're not paid. This includes general contractors, subcontractors (electricians, plumbers, roofers, etc.), material suppliers, equipment rental companies, architects, engineers, and laborers. Even if you don't have a direct contract with the property owner, Wyoming law typically allows you to file a lien to protect your right to payment.
Yes — LienGrid automates the entire mechanics lien process for Big Horn County and all of Wyoming. The platform tracks your deadlines, generates compliant notices with the correct Wyoming statutory language, identifies required recipients, and can send notices via approved delivery methods on your behalf. Instead of manually tracking dates and managing compliance on your Big Horn County project, LienGrid handles it all. Start a free trial to see how it works.

Other Counties in Wyoming

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View preliminary notice requirements in Big Horn County
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Content reviewed by LienGrid's compliance team|Last reviewed: March 2026

This information is for general guidance only and does not constitute legal advice. Wyoming laws change frequently — always verify current requirements and consult a licensed attorney in the relevant jurisdiction before taking legal action. LienGrid makes every effort to keep this information accurate, but we cannot guarantee completeness or currency.