Nebraska Plumber License Requirements (2026)

Nebraska does not issue a state plumber license. Plumbing is licensed at the municipal level by individual cities — most notably Omaha and Lincoln, the two largest markets — with each city operating its own plumbing examining board, exam, and Master / Journeyman credential structure. Statewide, every plumbing contractor (including those licensed in a Nebraska city) must register annually with the Nebraska Department of Labor under the Contractor Registration Act. The honest answer for plumbers planning to work in Nebraska is: pick the city you intend to work in, satisfy that city's plumbing licensing rules, and layer NDOL contractor registration on top.

Governing Authority

This license is issued and enforced by Nebraska Department of Labor — Contractor Registration (NDOL) pursuant to Nebraska Contractor Registration Act, Neb. Rev. Stat. §48-2101 through §48-2117. The Nebraska Department of Labor administers contractor registration statewide under the Contractor Registration Act. Nebraska does not issue a state general contractor license; instead every contractor (including subcontractors) must register annually with NDOL before performing work in the state. Trade-specific licensing is handled separately by the State Electrical Division for electricians and by individual municipalities for plumbing and HVAC.

Official portal: https://dol.nebraska.gov/ConReg
Address: 550 South 16th Street, Lincoln, NE 68508
Phone: (402) 471-2239

Eligibility Requirements

An applicant qualifies only after meeting the age floor of 19 and producing a valid Social Security Number. No state residency requirement. Individual cities may impose their own residency or local-business rules.

Good moral character

Nebraska does not conduct a state-level fitness review for plumbers. Municipal plumbing boards typically review applicant background.

Background investigation

Background checks are handled at the municipal level where required. NDOL contractor registration does not include a criminal background check.

Experience & Education Matrix

The applicant must document and verify at least 4 years of Most Nebraska municipalities require approximately four years and 8,000 hours of supervised plumbing experience for the Journeyman level and one additional year for Master eligibility, but the exact requirement is set by each city plumbing board (Omaha and Lincoln rules differ in detail).. Keep payroll, tax, project, or supervisor records to support the claim, as the board can request proof for any period within its lookback window.

Accepted proof of experience or eligibility

Municipal Experience Verification Form signed by each licensed Master Plumber supervisor
W-2 statements, pay stubs, or 1099 records covering the qualifying period
Approved plumbing apprenticeship completion certificate (where applicable)

Education substitution

Approved plumbing apprenticeships and accredited plumbing trade school programs may substitute for portions of the experience requirement at the discretion of each municipal plumbing board.

Examination Structure

Municipal plumbing examining boards (City of Omaha Plumbing Board, City of Lincoln Plumbing Board, and other municipalities). Nebraska does not administer a state plumber exam. runs the examination for this credential. Issuance is contingent on passing every part below:

Municipal Journeyman Plumber Examination — Uniform Plumbing Code or local code, business and law (varies by city) — 100 questions, 240 minutes, passing score 70%
Municipal Master Plumber Examination — local plumbing code, business and law (varies by city) — 100 questions, 240 minutes, passing score 70%

Examination fee: Exam fees are set by each city, typically $75 – $200 per attempt.

Retake policy: Each city sets its own retake rules. Most allow paid retakes after a waiting period.

Insurance & Financial Security

The cited state source set does not require a contractor license surety bond for this credential. Contractors should still confirm project-specific bond, permit-bond, or public-works bond requirements before bidding.

General liability

Nebraska does not impose a state-level general liability minimum. Most municipalities require $300,000 – $1,000,000 general liability for issued plumber licenses.

Workers' compensation

Workers compensation insurance is mandatory in Nebraska under Neb. Rev. Stat. §48-101 for any business with one or more employees.

Additional financial requirements

Nebraska does not require a financial statement for plumber licensure. Out-of-state plumbing contractors must post the $5,000 NDOL surety bond. Cities may impose their own bond (typically $5,000 – $25,000).

Application and License Fees

Fee	Amount
Application (non-refundable)	$100
Examination	$150
Initial license	$200
Renewal (every year)	$150

Maintenance & Renewal

Expect to renew the Nebraska Plumber — Municipal License (Omaha, Lincoln, and other cities) every year. Renewal currently costs $150. Municipal plumber licenses and NDOL contractor registration both renew annually.

Continuing education: Continuing education requirements are set by each city plumbing board. Many cities require periodic CE in the current adopted plumbing code.

Downloadable Asset

2026 Nebraska Plumber License Roadmap (PDF) — a printable step-by-step checklist for the application process.

Download the PDF roadmap →

Reciprocity and Endorsement

Nebraska does not accept the NASCLA Accredited Examination for this classification.

Reciprocal State	Accepted Exam	Conditions
No formal bilateral reciprocity agreements identified.

Nebraska has no state plumber license, so state-to-state reciprocity does not apply. Some cities (notably Omaha and Lincoln) recognize each other's credentials or accept master plumber credentials from neighboring states on a case-by-case basis. Confirm directly with the city plumbing board before relying on reciprocity.

Weighing more than one jurisdiction? The national hub compares Plumber license requirements in every state — exam, bond, fee, and experience thresholds side by side.

Step-by-Step Application Roadmap

Choose the Nebraska city where you will work. Plumbing licensing is municipal in Nebraska. Identify whether you will primarily work in Omaha, Lincoln, or another city, and contact that city's plumbing board for current rules.
Accumulate qualifying experience. Most cities require approximately four years and 8,000 hours of supervised plumbing experience under a licensed Master Plumber, plus one additional year for Master eligibility.
Apply for the municipal Journeyman exam. Submit the city plumbing board application with experience verification and the local exam fee.
Pass the municipal Journeyman and Master exams. Each city administers its own exam covering the locally adopted plumbing code and business and law.
Obtain the municipal Master Plumber license. The city issues the Master Plumber credential authorizing you to operate as a plumbing contractor in that jurisdiction.
Register with NDOL. Complete the NDOL Contractor Registration with proof of workers compensation. Out-of-state contractors must post the $5,000 surety bond.
Maintain local and state credentials. Renew the municipal plumber license on the city's schedule and the NDOL registration annually.

Common Filing Mistakes

Drawn from the board instructions and sources cited on this page, the pitfalls below are the ones most likely to slow down or sink a Nebraska Plumber application.

Assuming a state plumber license exists

Nebraska does not issue one. Looking for a state plumber license wastes weeks. Go straight to the city plumbing board.

Skipping NDOL registration

A municipal plumber license does not waive the Nebraska Contractor Registration Act. Both are required to perform work legally in the state.

Assuming credentials transfer between cities

Each Nebraska city sets its own plumbing rules. An Omaha license does not automatically authorize work in Lincoln or other cities.

Skipping workers compensation

Nebraska requires workers compensation for any business with one or more employees. The threshold is stricter than many neighboring states.

Ignoring code edition differences

Different Nebraska cities adopt different plumbing codes (UPC vs. IPC) and different editions. Studying the wrong code leads to a failed exam.

Study and Reference Materials

What follows are the regulator-cited and commonly used preparation references for this trade. They appear here for convenience only; CLR takes no compensation for them.

Adopted plumbing code for the chosen Nebraska city (Uniform Plumbing Code or International Plumbing Code, depending on jurisdiction) — IAPMO or ICC. Primary technical reference. Confirm the adopted edition with the city plumbing board.
City of Omaha Plumbing Code — City of Omaha. Local amendments and rules for Omaha-area plumbers.
City of Lincoln Plumbing Code — City of Lincoln. Local amendments and rules for Lincoln-area plumbers.

Pre-Submission Checklist

These are the pieces to lock down before filing with NDOL:

☐ Documentation of qualifying plumbing experience for the chosen Nebraska city
☐ Municipal plumbing board application (Omaha, Lincoln, or other city) with exam fee
☐ Passing Journeyman and Master Plumber exam results
☐ Municipal Master Plumber license issuance
☐ NDOL Contractor Registration with workers compensation certificate
☐ $5,000 NDOL surety bond (out-of-state contractors only)
☐ Local bond and insurance per the city plumbing board's rules

Other Nebraska Trade Licenses

If the Plumber license is not the right fit, the following published Nebraska trade guides are also covered by CLR:

Frequently Asked Questions

Does Nebraska have a state plumber license?

No. Nebraska does not issue a state plumber license. Plumbing is licensed at the municipal level by individual cities, most notably Omaha and Lincoln. Statewide, plumbing contractors must also register with the Nebraska Department of Labor under the Contractor Registration Act.

Where do I get a plumber license in Nebraska?

From the city where you plan to work. The City of Omaha and the City of Lincoln each operate their own plumbing examining boards. Smaller cities may rely on Omaha or Lincoln credentials or operate their own programs.

Is NDOL contractor registration required for plumbers?

Yes. Every plumbing contractor performing work in Nebraska must register annually with the NDOL under the Contractor Registration Act, in addition to any city-level plumber license.

Does an Omaha plumber license work in Lincoln?

Not automatically. Each city sets its own rules. Some cities recognize each other's credentials by agreement; confirm directly with the destination city plumbing board.

How often does a Nebraska plumber license renew?

Municipal plumber licenses typically renew annually on the city's schedule. NDOL contractor registration also renews annually.

Primary Sources

Regulatory requirements on this page are drawn from the official board, statute, and exam-provider materials listed below.

Verified 2026-05-02 · Next scheduled review 2026-07-31