Maryland Plumbing License: Everything You Need to Know

The Maryland plumbing industry offers substantial career opportunities with specific licensing requirements to ensure quality and safety standards. This guide provides comprehensive information on obtaining a plumbing license in Maryland, covering licensing types, qualifications, apprenticeships, insurance, renewals, and average salaries.

What plumbing work can be done without a license?

In Maryland, plumbing work requires a valid state-issued license, regulated by the Maryland Department of Labor to ensure public safety. Unlicensed individuals may not perform any plumbing tasks except as supervised apprentices.

What are the different types of plumbing licenses in Maryland

Maryland issues three main types of plumbing licenses: apprentice, journeyman, and master plumber, each with specific requirements and responsibilities. Your apprentice plumber license must be obtained before you enroll in a plumbing apprenticeship.

• Apprentice Plumber License: Entry-level license allowing individuals to work under a licensed plumber. Apprentices focus on foundational skills through hands-on training.
• Journeyman Plumber License: Allows for independent plumbing work under the supervision of a master plumber.
• Master Plumber License: Authorizes plumbers to work independently, supervise journeymen and apprentices, and manage larger projects.

Requirements for a Maryland Apprentice Plumber License

• Age Requirement: Must be at least 16 years old.
• Program Enrollment: Enroll in a four-year apprenticeship program approved by the Maryland Department of Labor.
• Training Hours: Complete a minimum of 7,500 hours of on-the-job training and 32 hours of backflow prevention device test training.
• Application: Submit an application for an apprentice license available on the Maryland Department of Labor’s website.

Requirements for a Maryland Journeyman Plumber License

• Experience: Fulfill a four-year apprenticeship program under a master plumber.
• Examination: Pass the journeyman plumber exam, which tests plumbing techniques, safety, and backflow prevention.
• Application: Provide proof of apprenticeship completion and pass a criminal background check.

Requirements for a Maryland Master Plumber License

• Experience: Hold a journeyman license for at least two years and complete an additional 3,700 hours of work under a master plumber.
• Insurance: Obtain general liability and property damage insurance as required by the Maryland Department of Labor.
• Examination: Pass the master plumber exam, covering advanced plumbing knowledge and business practices.

Average hourly rates for plumbers in Maryland

Maryland plumbers enjoy competitive wages, with salaries varying by license level and experience. Here’s a breakdown of average hourly rates in Maryland compared to national averages:

• Apprentice Plumber: $13.36 per hour (National Average: $15.31)
• Journeyman Plumber: $26.72 per hour (National Average: $25.37)
• Master Plumber: $35.00 per hour (National Average: $30.46)

These rates reflect Maryland’s demand for skilled plumbing professionals and provide fair compensation as experience levels increase.

How to get a plumbing license in Maryland

Plumbing licenses are granted by the Maryland Board of Plumbers. In this state, a criminal background won’t prevent you from being eligible for a plumbing license. The Board evaluates each application on a case-by-case basis. If you’ve been convicted of a felony or misdemeanor, the Board will consider the type of crime, your current standing in the community, and the time passed since your conviction. 

Obtaining a plumbing license in Maryland involves structured steps through apprenticeship, journeyman, and master licensing phases.

Step 1: Start as an Apprentice

Begin by enrolling in an apprenticeship program that combines classroom learning with on-the-job experience. Programs, like those offered by the Maryland PHCC Apprenticeship Program, allow apprentices to work under licensed master plumbers while gaining essential skills.

• Program Requirements: You must be at least 16 years old and enrolled in a four-year apprenticeship program.
• Courses: Apprentices take classes in backflow prevention, plumbing codes, and industry safety, generally attending classes twice weekly.

Step 2: Apply for the Journeyman License

After completing your apprenticeship, you are eligible to apply for a journeyman license. This includes:

• Experience Requirements: Complete a minimum of 7,500 hours as an apprentice under a licensed master plumber.
• Exam: Pass the journeyman exam, which covers technical and safety skills.
• Application: Submit proof of experience, training, and exam completion, along with the $35 licensing fee.

Step 3: Progress to Master Plumber

The final step is applying for a master plumber license, which allows for independent work and supervisory responsibilities.

• Experience Requirements: Work as a licensed journeyman for at least two years and accumulate 3,700 hours of additional experience.
• Insurance: Secure general liability and property damage insurance.
• Exam: Pass the master plumber exam to demonstrate expertise in advanced plumbing knowledge and business practices.
• Application: Submit the application with the $70 fee to the Maryland Department of Labor.

The Maryland PHCC Apprenticeship Program offers opportunities for apprentices to receive training while working under the direction of a licensed master plumber. To be considered for the program, you must complete an application. The apprenticeship is a 4-year program. You’ll be required to work 40 hours every week as a plumber and receive a salary. Available courses include backflow training and plumbing codes. To participate in this program, you’ll need your own basic plumbing tools. There is no cost to apply. Maryland plumbing classes cannot be taken online. Apprentices are required to attend classes two days a week. Each session lasts three hours. Attendance records are monitored for each student.

Checklist for Obtaining a Plumbing License

To simplify the licensing process, here’s a quick checklist:

1. Apprentice License:
   • Be at least 16 years old.
   • Complete a four-year apprenticeship with 7,500 hours of work.
   • Submit an application to the Maryland Department of Labor.
2. Journeyman License:
   • Complete apprenticeship training.
   • Pass the journeyman exam.
   • Submit proof of experience and a $35 fee.
3. Master Plumber License:
   • Work as a journeyman for at least two years.
   • Obtain required liability insurance.
   • Pass the master plumber exam.
   • Submit the application and pay a $70 fee.

Should I join a union?

Joining a union, such as Plumbers Local 5 in Maryland, offers numerous advantages:

• Higher Wages: Unions negotiate for competitive pay.
• Benefits: Union members often receive health insurance, pension plans, and additional job security.
• Networking and Training: Union membership provides ongoing training, networking, and resources that can support career advancement.

Insurance for plumbers in Maryland

Maryland requires plumbers to maintain specific insurance coverage:

• General Liability Insurance: Minimum of $300,000.
• Property Damage Insurance: Minimum of $100,000.

Plumbers must provide proof of insurance to the Maryland State Board of Plumbing.

How to get my first plumbing apprenticeship

The Maryland Apprenticeship and Training Program offers hands-on training, helping aspiring plumbers gain practical skills while earning an income.

• Application Process: Contact the Maryland Department of Labor or apply through a sponsoring company.
• Requirements: Generally, you must be at least 18 years old with a high school diploma or GED. Some programs accept candidates at 16.
• Interview Tips: Dress in business casual attire, bring copies of your high school diploma or GED, and prepare to discuss your interest in plumbing and any relevant skills.

Does my license work in any other states?

Maryland plumbing licenses are valid only within the state. Those wishing to work in other states must check for reciprocal agreements or meet additional state-specific requirements.

How do I stay up to date with plumbing codes?

Maryland plumbing codes are listed on the Maryland Department of Labor’s website. You can take plumbing code courses at the following schools:

• College of Southern Maryland
• Prince George’s Community College
• Anne Arundel Community College
• Other Community Colleges in Maryland

What resources are available in the plumbing industry?

Several resources are available to help you advance your plumbing career. Visit these industry sites:

• Plumbing Trade Shows and Conferences
• Top Industry Plumbing Blogs
• Plumbing Trends
• Top Plumbing Specialties

How often do I need to renew my plumbing license in Maryland?

Maryland plumbing licenses must be renewed every two years. The renewal fees are as follows:

• Apprentice License: $15
• Journeyman License: $35
• Master License: $70