How to Hire a Sewer Contractor in Wyoming

Who licenses sewer contractors in Wyoming

Wyoming is one of a handful of states with no statewide license for plumbers or contractors; plumbing and excavation are left to the cities and counties. In Cheyenne, the Compliance Department's Building Permitting and Licensing Division and the city Contractor Licensing Board license companies and the master plumber who qualifies them, with a tested Class C1 plumbing license and a Class C2 sewer and water main license that includes the excavation. Casper licenses contractors through its Community Development Department, and Laramie, Gillette and Rock Springs keep their own rolls; unincorporated county areas often require nothing. A state statute lets Wyoming cities honor each other's licenses, but each board decides case by case, so a license from one town is not automatic in the next. To verify a Wyoming contractor, check with the building office of the city where the work sits, Cheyenne through its online permit portal, and ask whether the master plumber and the business are both current.

Permits and inspections

In Cheyenne, the Board of Public Utilities owns the sewer system and should be consulted on any work at the tap, while the city's building division issues the plumbing permit and inspects the lateral on the lot; a separate city permit covers the street. Casper's utilities division handles the sewer side and its Community Development Department issues the plumbing permit, with the city permitting the street cut. Expect the trench to be inspected before backfill, and in winter expect limits on street cuts because of frost. Lining is accepted on a camera recording where the inspector knows the method. One-Call of Wyoming, reached at 811, requires notice at least two full business days before digging and no more than fourteen days ahead. The licensed contractor applies for the permits.

Who owns the pipe under the street

Wyoming cities generally hold the owner responsible for the full service line to the main. Casper's utility division states it plainly: the homeowner maintains and repairs the entire sewer service line from the house to the city main in the street or alley. Cheyenne's Board of Public Utilities is widely understood to follow the same model, but confirm the point with the board before signing. Smaller towns and sewer districts around Jackson and in the energy towns sometimes split at the property line, and a few share the cost of a street repair, so the utility billing office is the place to ask. Wyoming towns call the pipe the sewer service rather than a lateral.

What is under Wyoming, and why it shapes the bid

Frost reaches five to six feet across most of Wyoming and deeper in Laramie and the mountain towns, so sewer services were buried seven to ten feet, and a trench that deep needs a box and widens the restoration zone. Cheyenne sits on sandy clay over shallow sandstone; Casper on river gravel with bentonite clay that swells and shrinks; Rock Springs and Green River on shale that comes up within a few feet. Rock excavation belongs in most Wyoming bids. Pre-1960 homes have vitrified clay or cast iron, 1970s boom subdivisions often Orangeburg or thin-wall ABS, and PVC after about 1980. Deep frost is why lining gets proposed so often.

What a Wyoming sewer bid must include

• The city master plumber and contractor licenses for the city where the work sits, such as Cheyenne's Class C1 or C2, since Wyoming has no state license.
• The utility's tap approval, such as the Cheyenne Board of Public Utilities sign-off, the city plumbing permit, and the right-of-way permit.
• Trench depth and shoring for a service line seven to ten feet down, with a frozen-ground or rock excavation unit price.
• Where the utility's responsibility ends, confirmed with the city, so the street segment is priced on purpose.
• The One-Call of Wyoming ticket number and a post-work camera recording.

The full checklist, for any state, is on what a sewer bid should include.

Red flags in Wyoming

• A contractor who says Wyoming requires no license and offers no city plumber license or registration either.
• A Casper bid that stops at the property line and assumes the city repairs the street segment.
• No frost or rock allowance on a service line eight feet deep in Laramie or Rock Springs.
• Starting the dig without a One-Call of Wyoming ticket.

Finding a sewer contractor in Wyoming

Wyoming does not yet have a verified contractor listed on this site, which is why the number on this page rings the national line. Call it or send the form with the property address and what the symptoms or the camera are showing, and we will locate a qualified sewer contractor near you, screen them the same way we screen every listing, and make the introduction. There is no charge for that. You can also search the CIPP Verified Installer directory yourself.

Estimates are free. Call now. (855) 804-1434

Where Wyoming property owners ask for help most

The rules above apply statewide; the communities below are the ones that generate the most questions.

Wyoming sewer contractor questions

Does Wyoming require a plumbing license for sewer line work?

Not at the state level. Wyoming has no statewide plumber or contractor license, so licensing happens city by city. Cheyenne licenses through its Compliance Department and Contractor Licensing Board, Casper through Community Development, and other cities keep their own rolls. Reciprocity between Wyoming cities is approved case by case.

How do I verify a sewer contractor in Cheyenne or Casper?

Contact the city's building office and ask whether the master plumber and the business are both currently licensed there with insurance on file; Cheyenne requires a certificate of insurance before a license issues and lists licenses in its online permit portal. In Wyoming that local check is the only check.

Who is responsible for the sewer service line under a Wyoming street?

In Casper, the property owner, all the way to the city main in the street or alley; the utility maintains the main itself. Cheyenne's Board of Public Utilities is generally understood to work the same way, but ask it directly. Some smaller Wyoming towns split at the property line.

Why are Wyoming sewer lines so deep?

Frost reaches five to six feet across most of Wyoming and deeper in the mountain towns, so service lines were buried seven to ten feet to stay below it. A trench that deep needs shoring, produces a lot of spoil, and often hits sandstone, which is why depth drives a Wyoming bid.

How much notice does One-Call of Wyoming need before digging?

Wyoming law requires a locate request to One-Call of Wyoming, reached by dialing 811, at least two full business days before excavation and no more than fourteen days ahead. Your contractor should file it and give you the ticket number before any Wyoming ground is opened.

The short version for Wyoming

In Wyoming, start with the camera and keep the recording. Because there is no state license, call the building office of the city where the house sits and confirm both the master plumber and the business are current there. Ask the sewer utility where its responsibility ends, which in Casper is the main, so the bid covers the street cut. Price depth, frost and rock as unit items.

Estimates are free. Call now. (855) 804-1434

Sources checked for this page: www.cheyennecity.org/Your-Government/Departments/Compliance-... · www.cheyennecity.org/files/sharedassets/public/v/3/departmen... · cityofcasper.hosted.civiclive.com/residents/property_and_hou... · partnerships.homeserve.com/news/sewer-line-protection-progra... · dot.state.wy.us/home/engineering_technical_programs/utilitie... · www.housecallpro.com/licensing/plumbing/wyoming/