Key Takeaways

• Plumbing is a licensed trade in Louisiana, regulated by the state
• Most plumbers start as apprentices and work up to master plumber
• You’ll need hands-on experience, documented hours, and a passed exam
• Plumbing offers steady work, strong income, and long-term stability
• No college degree required—just commitment, skill, and patience

To become a plumber in Louisiana, you must meet basic eligibility requirements, complete several years of supervised plumbing experience, pass a state licensing exam, and apply through the Louisiana State Plumbing Board. Most plumbers begin as apprentices and progress step by step toward full licensure.

Introduction: How to Become a Plumber in Louisiana Without Guesswork

The first time I watched a plumber fix a stubborn leak in under 15 minutes—and charge more than I made in half a day—I realized something: plumbing is one of the most underrated careers in home improvement.

In Louisiana, that’s especially true. Between aging homes, humidity, hurricanes, and constant construction, plumbing problems are practically guaranteed. And where there are problems, there’s work.

If you’re considering this path but feel overwhelmed by rules and requirements, you’re not alone. This guide breaks down how to become a plumber in Louisiana clearly, honestly, and without fluff—so you can decide if this trade is right for you.

Why Plumbing Is a Smart Career Choice in Louisiana

Plumbing isn’t glamorous, but it’s reliable—and reliability pays the bills.

Why Louisiana Plumbers Stay Busy

• Older homes with outdated piping
• High moisture levels that stress plumbing systems
• Storm damage and emergency repairs
• New residential and commercial construction

Plumbing work can’t be automated or outsourced. If you’re licensed and dependable, there’s always demand.

How Plumbing Licensing Works in Louisiana

Louisiana regulates plumbing at the state level, which creates clarity—but also responsibility.

Who Oversees Plumbers in Louisiana

The Louisiana State Plumbing Board (LSPB) is responsible for:

• Issuing plumbing licenses
• Administering exams
• Handling renewals and enforcement

Even if you work in one parish, your main license comes from the state.

Types of Plumbers in Louisiana

Plumbing follows a clear career ladder.

Apprentice Plumber

• Entry-level role
• Works under licensed plumbers
• Focuses on learning and logging experience
• No license required yet

Journeyman Plumber

• Experienced plumber
• May work independently in some settings
• Often recognized at the local level

Master Plumber

• Fully licensed by the state
• Can work independently
• Required to run or own a plumbing business

Most people aim for master plumber status—it opens the most doors.

Minimum Requirements to Start

Before entering the trade, you’ll need to meet a few basic criteria.

General Eligibility

• At least 18 years old
• High school diploma or GED
• Legal authorization to work in the U.S.
• Physical ability to perform plumbing tasks

No college degree. No student loans. Just real-world skills.

Education and Training Options

There’s more than one way to get started.

Common Paths Into Plumbing

• Trade or vocational schools
• Community college programs
• Direct employment with licensed plumbers

Trade School vs On-the-Job Training

Option	Benefits	Drawbacks
Trade School	Structured learning	Tuition costs
On-the-Job Training	Paid experience	Slower theory exposure

Many plumbers combine both for a well-rounded start.

Plumbing Apprenticeships in Louisiana

Apprenticeships are where theory meets reality.

What an Apprenticeship Involves

• Full-time work under supervision
• Exposure to residential and commercial systems
• Learning plumbing codes in real situations
• Gradual increase in responsibility

Most apprenticeships last four to five years.

Required Work Experience

Experience is the backbone of licensing.

What Louisiana Typically Requires

• Several years of verified plumbing experience
• Work must be supervised by licensed plumbers
• Proper documentation of hours and duties

Pro tip: keep copies of everything. Paperwork matters more than you think.

Plumbing Exams in Louisiana

Yes, there’s an exam—but it’s designed for people who’ve actually done the work.

What the Exam Covers

• Plumbing codes and regulations
• Water supply and drainage systems
• Venting, safety, and installation standards
• Basic business and legal knowledge

If you’ve paid attention on the job, the exam feels fair—not tricky.

Applying for a Plumbing License

Once you meet the requirements, the application process is straightforward.

Step-by-Step Overview

• Submit application to the LSPB
• Provide proof of work experience
• Pay required fees
• Schedule and pass the exam

Typical Costs

Item	Estimated Cost
Application fee	$25–$50
Exam fee	Around $100
License issuance	Around $50

Always verify current fees with the board.

Local and Parish-Level Requirements

Even with a state license:

• Some cities require local registration
• Permits and inspections vary by parish
• Business licenses may be required

Always check local rules before starting work.

How Long It Takes to Become a Plumber in Louisiana

This isn’t an overnight career—but it’s worth the time.

Realistic Timeline

• Apprenticeship and training: 4–5 years
• Exam and licensing process: a few months

Think long-term. Plumbing rewards patience.

Average Plumber Salary in Louisiana

Plumbing offers solid earning potential.

Typical Pay Ranges

• Apprentice: $15–$22 per hour
• Experienced plumber: $25–$40 per hour
• Business owners: significantly higher

Emergency calls alone can boost income fast.

Starting Your Own Plumbing Business

Once licensed, you can go independent.

What You’ll Need

• Master plumber license
• Business registration
• Insurance and bonding
• Reliable vehicle and tools

Owning a plumbing business brings freedom—but also responsibility.

Common Mistakes to Avoid

I’ve seen smart people delay their careers by making these errors:

• Failing to document work experience
• Ignoring local licensing rules
• Waiting too long to take the exam
• Skipping continuing education

Avoid these, and you’ll stay on track.

Frequently Asked Questions

Summary: Is Plumbing Worth It in Louisiana?

If you want a hands-on career with steady demand, strong pay, and real independence, plumbing is one of the best home improvement trades in Louisiana. The path is clear, the rules are defined, and the opportunity is real for anyone willing to put in the work.

Pipes may be hidden behind walls—but plumbers are always needed.