Local Passing Scores Vary

City-Specific Plumbing Exams

IPC and ICC Exam Preparation

Municipal Journeyman Licensing

Important Wyoming licensing distinction: Unlike states with a single statewide plumber board, Wyoming handles Journeyman Plumber licensing through municipalities and other local jurisdictions. There is no universal Wyoming plumbing exam question count, passing score, fee, or required code edition. Verify everything with your local licensing office before ordering exam-day books.

What Is a Wyoming Journeyman Plumber License?

A Wyoming Journeyman Plumber license is generally a locally issued trade credential showing that a plumber has met the requirements of the city or county issuing the license. Those requirements may include trade experience, application approval, an examination, and other documentation.

Cities such as Casper and Cheyenne regulate plumbing licensing through their own local government systems. A journeyman classification usually reflects technical experience beyond entry-level plumbing work, while master-level and contractor classifications carry different responsibilities.

Journeyman plumbing work can involve building drains, drainage piping, water distribution, fixtures, vents, cleanouts, water heaters, backflow protection, and related plumbing installations. Some local classifications also cover fuel gas piping and equipment.

Do not assume a license earned in Casper automatically authorizes the same work in Cheyenne. Municipal recognition and reciprocity depend on local policies.

Statewide plumbing board: No statewide Wyoming journeyman plumbing licensing board.

Licensing authority: Applicable city or county government.

Local examples: Cheyenne and Casper.

Exam type: The municipality determines which examination or equivalent credential is accepted.

Code references: Based on local adoption and the selected exam's approved reference list.

Contractor-business license: May be separate from an individual journeyman license.

Start with the Wyoming Journeyman Plumber Ultimate Prep Package , then verify requirements through your local building department.

Wyoming Journeyman Plumber Licensing Path

The most important first step is finding the correct local licensing authority.

Step Requirement What to Verify
Identify Your Work Location Local Jurisdiction Determine which city or county regulates the plumbing work.
Confirm the License Classification Journeyman Level Decide whether you need general plumbing, plumbing with gas, or another classification.
Review Experience Requirements Eligibility Check the municipality's current work-history, training, or apprenticeship requirements.
Gather Supporting Documents Application Evidence Prepare experience records, existing licenses, and any other required proof.
Submit the Local Application City or County Approval File the appropriate application before scheduling an examination when required.
Confirm the Accepted Examination ICC or Other Approved Test Obtain the correct test code, time limit, passing score, and reference list.
Study the Approved References Plumbing Code Match code editions to your exact examination.
Pass the Required Examination Technical Qualification Follow the rules of the local board and designated exam provider.
Complete Local License Issuance Final Approval Pay applicable local fees and complete any remaining licensing conditions.

Wyoming Journeyman Plumber 2026 Exam Snapshot

Because licensing is local, the following table separates statewide facts from municipality-specific examples.

Exam or Licensing Detail Jurisdiction What Applicants Should Know
Statewide Journeyman License Wyoming No statewide plumbing journeyman license is issued.
Primary Licensing Authority Local City or county building and licensing office.
Statewide Exam Wyoming There is no single mandatory statewide plumber examination.
Cheyenne Licensing City of Cheyenne Local contractor and craft-employee licensing requirements apply.
Casper Licensing City of Casper Local journeyman, master, and plumbing contractor licensing categories.
Casper Journeyman Experience City of Casper Published application materials specify four years of experience for a journeyman-level license.
Casper Passing Standard City of Casper Casper's published individual licensing application specifies 75%. Verify the applicable current rule.
ICC G28-N Exam Casper-Related Prep Journeyman Plumber with Gas classification. Confirm local acceptance before registering.
ICC G25 Exam ICC Exam Program National Standard Journeyman Plumber exam. Local recognition must be verified.
Code Edition Local or Exam-Specific The adopted local building code and approved examination references may use different editions.
Question Count Exam-Specific No universal Wyoming question count.
Time Limit Exam-Specific Obtain current timing from the approved exam provider.
Application Fees Municipal Fees vary by location and credential.
License Renewal Municipal Each issuing jurisdiction sets applicable renewal requirements.

Important: An ICC examination's published passing score and a city's license-approval requirements are not always interchangeable. Ask the local licensing department which scores and credentials it accepts.

Local examples: Visit Cheyenne Building Permitting & Licensing or the City of Casper for current local instructions.

Wyoming Journeyman Plumber Exam Breakdown

There is no single examination called the Wyoming State Journeyman Plumber Exam that every plumber must pass. Instead, the exam you take depends on the municipality, the license level, and whether your classification includes fuel gas work.

Some Wyoming municipalities recognize International Code Council examinations as part of local qualification. Relevant ICC classifications include National Standard Journeyman Plumber and National Standard Journeyman Plumber with Gas.

These exams evaluate practical plumbing knowledge and code interpretation. Common subject areas include general regulations, fixtures, water heaters, water distribution, sanitary drainage, venting, traps, interceptors, storm drainage, and plan reading.

Exams that include fuel gas add topics such as gas piping, gas appliances, combustion air, venting, and gas safety requirements. A plumbing-only study guide may not cover enough material for a license classification that includes gas.

Open-book ICC examinations reward candidates who understand code organization and can find tables quickly. However, the exact reference edition and allowed tabbing practices depend on the selected examination.

For example, the ICC G25 National Standard Journeyman Plumber Exam Prep Package is based on the 2018 International Plumbing Code, while the Casper G28-N Book Package includes the 2018 Plumbing Code and 2018 Fuel Gas Code.

Before you memorize test timing or purchase books, request the exact exam code and current candidate bulletin from your licensing department. That one step can prevent studying the wrong code edition.

SEO Topic Wyoming Journeyman Plumber Contractor Exam Prep
Licensing Authority Municipal or county government
Statewide Plumbing Board None
Statewide Plumbing Exam None
Local Examples Cheyenne and Casper
Credential Locally issued Journeyman Plumber license
Exam Options Locally approved ICC or other recognized test
Exam Question Count Varies by approved examination
Exam Time Limit Varies by examination
Passing Requirements Determined by exam and local licensing office
Code Edition Confirm locally before purchasing
Gas Classification May require a separate plumber-with-gas examination
Experience Requirements Municipal; Casper's published form lists four years for journeyman eligibility
Individual vs Business License May require separate credentials and a qualified supervisor

How to Study for a Wyoming Journeyman Plumber Exam

Successful plumbing exam preparation starts with understanding the actual test required by your city. Once you know the examination, identify the code edition, approved references, major topics, and test format.

Many journeyman plumber exams focus on applying code requirements to real installation situations. Knowing which system is involved makes it easier to locate the correct rule.

Plumbing Code Navigation: Study definitions, general regulations, tables, chapter organization, and local amendments.

Sanitary Drainage: Practice fixture units, drainage sizing, slopes, branch connections, and cleanouts.

Venting: Review trap venting, vent types, wet vents, sizing, and arrangement rules.

Water Supply: Study pipe sizes, pressure, distribution systems, valves, and materials.

Fixtures and Equipment: Review fixtures, fittings, water heaters, clearances, and installation standards.

Backflow Prevention: Understand cross-connections, approved protective devices, and water safety.

Fuel Gas: If your municipal exam includes gas, practice fuel gas piping, appliance connections, combustion air, and venting requirements.

Plumbing Mathematics: Practice measurements, unit conversions, sizing calculations, and isometric diagrams.

For a structured foundation, see the Wyoming Journeyman Plumber Ultimate Package . Use your local examination bulletin to confirm that the study materials match your test.

Plumbing Code, Isometric Drawings, and Calculation Strategy

One of the most useful plumbing exam skills is visualizing the piping system described in a question. A simple sketch can make a complicated drain, vent, or supply arrangement much easier to understand.

drainage • water supply • venting • code

Practice pipe layouts, plumbing calculations, code tables, and system design.

  • Confirm the test: Determine whether you need a general journeyman exam or a plumber-with-gas exam.
  • Study the correct code: Match your books to the approved examination references.
  • Draw the system: Sketch fixture connections, drainage paths, and vent locations.
  • Identify the calculation: Determine whether you need pipe sizing, slope, pressure, flow, or volume.
  • Use tables carefully: Read notes, exceptions, and minimum requirements.
  • Practice gas questions when required: Do not leave out fuel gas study if your local license includes it.
  • Build reference speed: Find the right chapter and rule without searching the entire book.

Your Wyoming Journeyman Plumber Licensing Roadmap

A practical path from experience and local application to examination and credential issuance.

1

Identify Your Municipality

Find the city or county department responsible for licensing plumbing professionals where you plan to work.

2

Choose the Correct License Classification

Check whether you need a Journeyman Plumber, Journeyman Plumber with Gas, or another local classification.

3

Verify Experience and Training

Review the local work-experience, apprenticeship, and documentation requirements.

4

Submit the Local Application

Apply through the municipal licensing office and wait for any required approval.

5

Confirm Your Examination

Obtain the correct ICC or other accepted test designation, score requirement, and reference list.

6

Prepare the Approved Books

Study the proper code editions, reference tables, plumbing math, and gas code if required.

7

Pass the Accepted Examination

Complete the test under its current rules and submit the results to your local licensing department.

8

Complete Licensing and Maintain Compliance

Meet remaining municipal requirements, maintain your license, and verify separate contractor-business rules.

Wyoming Journeyman Plumber Study Topic Priorities

These percentages represent suggested study emphasis. They are not official Wyoming examination weights. Your approved exam may use a different topic distribution.

Approved Plumbing Code Navigation Study focus: 100%

Sanitary Drainage Systems Study focus: 94%

Vents and Venting Systems Study focus: 92%

Water Supply and Distribution Study focus: 88%

Fixtures and Water Heaters Study focus: 82%

Traps, Interceptors, and Cleanouts Study focus: 78%

Plumbing Math and Isometric Drawings Study focus: 75%

Fuel Gas Systems When Required Study focus: 72%

Storm Drainage and Specialty Topics Study focus: 60%

Important: A plumber-with-gas exam may require substantially more fuel gas study than the general priority chart suggests. Always use your exam's current official content outline.

Wyoming Journeyman Plumber Exam Reference Books

The required books depend on your specific municipal examination. The examples below show study materials connected to different ICC journeyman-plumber paths.

Reference or Study Resource Exam Context What to Check
2018 International Plumbing Code ICC G25 and Casper G28-N prep products Confirm whether the 2018 IPC is approved for your exact exam.
2018 International Fuel Gas Code Casper Journeyman Plumber with Gas G28-N Required subject matter for the product's gas-related exam preparation.
2021 International Plumbing Code Wyoming Ultimate Prep Package Included in the Wyoming product, but not automatically approved for every Wyoming municipal exam.
Local Plumbing Code and Amendments City or County Review adopted local codes and any additional amendments.
Journeyman Plumber Study Guide Supplemental Practice Practice questions and explanations may support general trade knowledge.
Official ICC Candidate Bulletin Selected ICC Exam Current question count, exam time, references, and permitted materials.
Municipal Licensing Rules Local Credential Experience, test acceptance, fee, and license issuance rules.

Do not mix code editions: The 1 Exam Prep Wyoming Ultimate Package includes the 2021 IPC. The Casper G28-N book package includes the 2018 IPC and 2018 International Fuel Gas Code. These are different reference sets for different study purposes.

Exam-room rule: Use the current ICC bulletin and local licensing instructions to decide which books, tabs, notes, and other materials are permitted.

How to Prepare for an Open-Book Wyoming Plumbing Exam

If your approved examination is open book, preparation should include daily reference practice. Knowing exactly where to find a rule is often as valuable as remembering the rule itself.

Build These Study Habits

  • Confirm the exact municipal examination.
  • Read the latest official candidate bulletin.
  • Use the correct plumbing code edition.
  • Review local amendments where applicable.
  • Practice looking up drainage and venting rules.
  • Use code tables in timed exercises.
  • Review fixtures, water supply, and materials.
  • Study fuel gas when included in your exam.
  • Check permitted tabs and reference-book rules.

Avoid These Mistakes

  • Assuming Wyoming has one statewide plumber exam.
  • Studying the wrong exam classification.
  • Purchasing books before checking code editions.
  • Using unauthorized notes or tabs.
  • Ignoring local application requirements.
  • Skipping gas topics on a with-gas test.
  • Relying only on memorized answers.
  • Assuming another city's license is automatically accepted.
  • Bringing unapproved practice material into an exam room.

Reference tip: Permanent code tabs may help during practice, but you must verify whether they are permitted in your specific exam. Rules vary by test provider and examination program.

What Can a Wyoming Journeyman Plumber Do?

The work permitted under a Wyoming Journeyman Plumber license depends on the local classification and issuing jurisdiction. A journeyman generally performs plumbing work under the conditions established by the municipality.

Common plumbing activities include installing water distribution pipes, sanitary drainage systems, traps, vents, fixtures, water heaters, and related equipment. The work must meet applicable code and inspection requirements.

In cities offering a Journeyman Plumber with Gas classification, qualifying work may also involve fuel gas piping and related gas appliance connections within the approved scope.

A journeyman's local license is not always equivalent to a master plumber credential. Master-level licensing often involves additional experience and supervisory responsibility.

Plumbing businesses may also need company licenses, qualified supervisors, insurance, permits, and other municipal approvals.

Cheyenne business distinction: The city's licensing page states that company licenses are paired with an Individual Qualified Supervisor license.

Check Cheyenne's official licensing information or the relevant local authority before operating a plumbing business.

Wyoming Plumbing Credential Comparison

Titles and requirements may differ between municipalities. These examples show the general distinctions.

Classification Main Purpose Typical Requirement Key Difference
Plumbing Apprentice Learn plumbing through supervised work Local registration or training requirements Entry-level pathway
Journeyman Plumber Perform qualifying plumbing work Municipal experience and testing rules Individual trade credential
Journeyman Plumber with Gas Plumbing and permitted fuel gas activities Accepted with-gas examination and local approval Includes gas-related subject matter
Master Plumber Higher-level plumbing responsibility and supervision Additional experience and municipal qualification Different credential from journeyman
Plumbing Contractor Operate a plumbing contracting business Company licensing, qualifying person, and other local requirements Business authorization

Wyoming Journeyman Plumber Exam and License Requirements

Cheyenne Licensing

Municipal Contractor and Craft Licensing
  • Local plumbing licensing rules
  • Separate company and qualified-supervisor requirements
  • Experience documentation
  • Locally accepted examination evidence
  • Local permit and inspection rules
  • Verify the current code edition
  • Submit through the city licensing system

Other Wyoming Jurisdictions

Confirm Requirements Locally
  • Identify the appropriate city or county
  • Ask whether a license is required
  • Check accepted examination providers
  • Confirm approved books and code edition
  • Review experience requirements
  • Verify application and renewal fees
  • Ask about contractor-business credentials

Why local review matters: A four-year experience requirement found in Casper's published materials should not be presented as a universal statewide Wyoming rule.

Six-Week Wyoming Journeyman Plumber Exam Prep Plan

Begin with municipal requirements, then build plumbing knowledge and finish with exam-specific practice.

Week 1

Local Licensing and Code Selection

  • Contact your local licensing department
  • Confirm the license classification
  • Get the exact examination code
  • Obtain the approved codebook list
  • Take a baseline plumbing quiz
Week 2

Drainage and Venting

  • Study sanitary drainage systems
  • Review drain and vent sizing
  • Practice fixture-unit calculations
  • Review traps and cleanouts
  • Practice code lookups
Week 3

Water Supply and Fixtures

  • Review water distribution systems
  • Study supply pipe sizing
  • Practice backflow prevention questions
  • Study plumbing fixtures and water heaters
  • Review installation materials
Week 4

Gas, Specialty Topics, and Math

  • Study gas piping if required
  • Review gas appliance connections
  • Practice plumbing math
  • Review storm drainage and indirect waste
  • Study approved specialty references
Week 5

Plan Reading and Code Navigation

  • Practice isometric drawings
  • Interpret plumbing layouts
  • Locate code tables quickly
  • Review local amendments
  • Complete timed practice questions
Week 6

Final Exam Preparation

  • Complete a full exam-style simulation
  • Use your examination's actual time limit
  • Review every missed answer
  • Confirm permitted references and tabs
  • Verify appointment and identification rules

How Hard Is the Wyoming Journeyman Plumber Exam?

The difficulty of a Wyoming Journeyman Plumber examination depends partly on the specific test accepted by your municipality. An exam covering plumbing and fuel gas naturally requires broader preparation than a plumbing-only test.

Many candidates already know how to install piping, troubleshoot leaks, and connect plumbing fixtures. Examination questions may ask them to explain exactly why a particular method is permitted or prohibited.

Code-based exams can test the difference between a common field practice and the precise wording of an adopted code. This is why learning to navigate definitions, tables, exceptions, and footnotes is important.

Drainage and venting questions can be particularly demanding because they require candidates to understand the system as a whole. One connection can affect the performance of another.

Plumbing mathematics adds another challenge. Pipe sizing, pressure, slope, volume, and conversions become easier with repeated practice. Rushing through a calculation may turn a simple problem into an avoidable mistake.

Test preparation also becomes more difficult if a candidate studies the wrong edition of the plumbing code. Wyoming municipalities may adopt or accept different references, so the correct examination bulletin should guide your plan.

An organized study routine can make these challenges manageable. Review the code, answer questions, correct mistakes, and repeat. Plumbing is supposed to flow. Your study schedule should too.

Wyoming Journeyman Plumber Exam Day Checklist

Do This

  • Confirm the exact approved exam code.
  • Bring the identification required by the provider.
  • Use the approved plumbing code edition.
  • Bring approved fuel gas references when needed.
  • Check permitted tabbing and highlighting rules.
  • Know your exam's question count and time limit.
  • Practice finding sections and tables quickly.
  • Follow check-in and testing procedures.
  • Keep your municipality's application instructions available.

Do Not Do This

  • Assume there is one statewide Wyoming plumber exam.
  • Bring the wrong plumbing code edition.
  • Bring unauthorized notes or reference books.
  • Use tabs that violate exam rules.
  • Forget fuel gas references on a with-gas examination.
  • Assume another city's exam is automatically accepted.
  • Skip local application approval.
  • Confuse individual journeyman and company licenses.
  • Rely on an outdated candidate bulletin.

Exam-day authority: Your exam provider's current instructions determine approved books, testing procedures, identification, and other examination requirements. Your municipality controls final licensing acceptance.

Wyoming Journeyman Plumber Exam Prep Options

Casper Journeyman Plumber with Gas G28-N

ICC Plumbing and Fuel Gas Reference Books
  • Casper-focused licensing preparation
  • ICC G28-N Journeyman Plumber with Gas
  • 2018 International Plumbing Code
  • 2018 International Fuel Gas Code
  • Plumbing and fuel gas technical subjects
  • Code-based open-book practice
  • Check local application requirements
  • Confirm G28-N acceptance before ordering
View Casper G28-N Book Package

ICC G25 National Standard Journeyman Plumber Package

ICC Exam Prep + 2018 IPC
  • ICC G25 Journeyman Plumber preparation
  • Online course and practice exams
  • 2018 International Plumbing Code
  • Quick-reference tabs
  • Plumbing code navigation exercises
  • Drainage, venting, and water supply
  • One year of course access advertised
  • Use only if your municipality accepts this exam
View ICC G25 Exam Prep

Before buying: The Wyoming Ultimate Package, ICC G25 Package, and Casper G28-N Package do not all use the same code editions or address exactly the same test.

Recommended first step: Contact your city or county, confirm your exact examination, and choose books that match its current reference list.

Wyoming Journeyman Plumber exam prep package with International Plumbing Code book, tabs and online study course

Wyoming Journeyman Plumber Exam Prep

This Wyoming-specific image comes from the 1 Exam Prep Journeyman Plumber Ultimate Package listing. It shows plumbing code and course materials related to the topic. It is a study-product image, not a government-issued license.

• Wyoming municipal plumber licensing

• Journeyman-level plumbing examinations

• International Plumbing Code study

• Drainage and venting

• Water supply and distribution

• Plumbing fixtures and water heaters

• Traps, cleanouts, and interceptors

• Plumbing calculations

• Isometric drawing practice

• Fuel gas topics where required

• Code-reference navigation

• Local licensing verification

The original product graphic displays an older publication year. Check the current product listing for exactly which editions and materials are supplied.

Frequently Asked Questions

Wyoming Plumbing Licensing

No. Wyoming does not have a statewide journeyman plumbing licensing program. Plumbing credentials are issued by local jurisdictions where required.

Municipal or county building and licensing departments handle plumbing licensing. Cheyenne and Casper are examples of cities with local plumbing licensing systems.

Not necessarily. Local rules may distinguish an individual journeyman credential from a plumbing contractor business license.

Do not assume automatic recognition. Ask Cheyenne's licensing department whether it accepts your existing credentials, experience, or examination.

Journeyman Examination Requirements

There is no universal question count. It depends on the exam selected and accepted by your municipality.

Wyoming does not set one statewide plumber passing score. Each municipality determines its own acceptance requirements. Casper's published individual application specifies 75%.

Many relevant ICC examinations are open book, but the exact examination rules depend on the accepted test and its current candidate bulletin.

ICC G25 is a National Standard Journeyman Plumber examination. Candidates should confirm whether their municipality accepts it before registering.

It is a National Standard Journeyman Plumber with Gas examination covering plumbing and fuel gas-related knowledge. 1 Exam Prep offers a Casper-specific reference package for this designation.

Experience and Local Applications

Casper's published individual contractor license application specifies four years for journeyman-level applicants. Verify the current version before applying.

Yes. Cheyenne's Building Permitting & Licensing Division states that company licenses must be paired with an Individual Qualified Supervisor license.

No. Wyoming's State Fire Marshal handles statewide electrical licensing, not a statewide journeyman plumber credential. Contact the local plumbing licensing authority.

It depends on the municipality. A local department may review experience, existing licenses, or equivalent examinations. Recognition is not automatic.

Codebooks and Study Subjects

International Plumbing Code editions are used in relevant Wyoming municipal code and ICC exam preparation. Confirm the exact edition adopted locally and required by your examination.

No. The 2021 IPC is included in the Wyoming Ultimate Prep Package, but municipal examinations may require other code editions.

Yes. The listed 1 Exam Prep Casper G28-N book package includes the 2018 International Plumbing Code and 2018 International Fuel Gas Code.

Yes. Sanitary drainage, traps, vents, sizing, and fixture connections are important topics in journeyman-level plumbing study.

Yes. Plumbing mathematics and isometric drawings improve your ability to interpret technical questions and piping layouts.

1 Exam Prep and Exam Preparation

Yes. 1 Exam Prep offers a Wyoming Journeyman Plumber Ultimate Package with a 2021 IPC book, study guide, tabs, and online course.

The advertised package includes the 2021 International Plumbing Code, code tabs, a Journeyman Plumber Study Guide, and an online Test Success course.

Ask your municipality for the exact examination code, required book editions, and licensing classification. Then choose the package matching those requirements.

No. Passing a qualifying examination is only one possible licensing requirement. The city or county must still approve the application and issue the credential.

Yes. 1 Exam Prep provides online plumber preparation, instructional videos, simulated exams, and code review. Match your final practice to the exact locally accepted test.

Watch: Pass the 2026 Journeyman Plumber Exam by 1 Exam Prep

Watch this related video from the 1 Exam Prep YouTube channel covering Journeyman Plumber exam preparation, code study, drainage, water supply, venting, plumbing fixtures, and test-taking techniques. It supports general plumbing study for Wyoming candidates, but it does not replace local examination instructions.

Wyoming-specific reminder: There is no statewide plumbing journeyman examination. Confirm whether your city requires ICC G25, a plumber-with-gas test, or another approved examination. Then use the matching references for final preparation.

Wyoming Journeyman Plumber Exam Prep Resources

Combine 1 Exam Prep books and courses with official local licensing information. Municipal authorities control licensing approval, while the selected testing provider establishes exam procedures and authorized references.

Final verification: Before applying or purchasing exam-day books, confirm the licensing authority, accepted exam code, question count, passing standard, experience requirements, and approved references for your location.

Ready for Wyoming Journeyman Plumber Exam Prep?

Build stronger plumbing code navigation, drainage and venting knowledge, water supply skills, fixture installation understanding, plumbing mathematics, and isometric drawing confidence. If your local test includes gas, prepare for those requirements too. Start by confirming your exact municipality and accepted examination, then use study materials that match the right references.

Questions? Call 877-775-9400 or email sales@1examprep.com .

Wyoming Journeyman Plumber Exam Prep