Book updated Jun 2026. The Hawaii Plumbing Contractor Exam is very comprehensive as it covers plumbing, gas and medical gas. Topics include: General Knowledge; Fixtures and Fittings; Storm and Roof Drainage; Fuel Gas Systems; Safety – OSHA; Water Supply Distribution; Water Heaters; Sewer, Drain, Waste and Vent Systems and Excavation; Plumbing Math; Medical Gas. We […]
Category: Catalog – Fed & State License
Book updated Jun 2026. It is required by law in Montana to be licensed through the state to perform any plumbing work. Types of plumbing licenses available are journeyman license and master plumber license, all being administered by the Board of Plumbers – Montana Department of Labor. As a journeyman plumber, one can perform any […]
Book updated Jun 2026. To perform any plumbing work legally in Idaho, you must be licensed through the state. The state registers or licenses every level of this workforce, including apprentices, journeymen, and contractors. It is the Idaho Division of Building Safety that administers the plumbing exams. We create these self-practice test questions module referencing […]
Book updated Jun 2026. Under the Illinois Plumbing License Law (225 ILCS 320), the IDPH licenses plumbers, plumbing contractors, plumbers’ apprentices, irrigation contractors and retired plumbers. Individuals who plan, inspect, install, alter, extend, repair, and maintain plumbing systems in state of Illinois must be licensed. We create these self-practice test questions module referencing the concepts […]
Book updated Jun 2026. A plumber needs a license to work as a contractor in Florida. A “plumbing contractor” is a contractor whose contracting business consists of the execution of contracts requiring the experience, financial means, knowledge, and skill to install, maintain, repair, alter, extend, or, when not prohibited by law, design plumbing. This book […]
The State of Washington Journey Level Plumber License Exam (Written Part) Practice Review Questions
Book updated Jun 2026. Inside the State of Washington a license is required for plumbing. All plumbing businesses need to register with the Washington Department of Labor and Industries. A plumbing License covers any plumbing work including sanitary drainage, water supply, storm drainage, and even natural gas piping. All applicants will need to pass the […]
Book updated Jun 2026. A Plumbing Contractor in Ohio is able to perform the installation, maintenance, extension and alteration of all piping, fixtures, plumbing appliances and plumbing appurtenances, within or adjacent to any structure, in connection with sanitary drainage or storm drainage facilities; venting systems; and public or private water supply systems. Plumbing licenses are […]
New Hampshire requires all Plumbers to obtain a license before any bidding or work can take place. Journeyman Plumbers can perform the installing, maintaining, and repairing of plumbing and drainage under the direction of a Master Plumber. We create these self-practice test questions module referencing the concepts and principles currently valid in the exam. Each […]
In the State of Mississippi, plumber licenses are required for residential plumbers who perform over $10,000 of plumbing work. Commercial plumbers must be licensed if they perform over $50,000 of plumbing work. All plumbers are required to apply for the proper permits for each job. The Mississippi State Board of Contractors acts as the contractor […]
Book updated Jun 2026. Michigan Plumbing Code is the current code. It is required by law in Michigan to be licensed through the state to legally perform any plumbing work. Only licensed plumbing contractors can operate a business and advertise services, obtain commercial insurance, pull building permits and pass inspections, bid on public and government […]










