Book updated Jun 2026.
This is an intermediate level of licensure that is required for work in the plumbing trade of the state of Maryland. A Journey Plumber/Gasfitter license allows an individual to provide plumbing services while under the direction and control of a master plumber or holder of a limited master plumber license. You need to know plumbing and gas fitting in order to pass the exam.
We create these self-practice test questions module referencing the concepts and principles currently valid in the written exam. Each question comes with an answer and a short explanation which aids you in seeking further study information. We want to make sure these questions are tough enough to really test your readiness and draw your focus to the weak areas. Think of these as challenges presented to you so to assess your comprehension of the subject matters. The goal is to reinforce learning, to validate successful transference of knowledge and to identify areas of weakness that require remediation.
