Skip to content
LicenseReq

How to Become a Plumber in Louisiana

Becoming a plumber in Louisiana takes education, an exam and an application. Here is the exact breakdown for Louisiana, sourced from the official board.

How do I become a plumber in Louisiana?

To become a plumber in Louisiana you must complete Approved apprenticeship with classroom instruction, pass the State plumbing code exam (state vendor), meet the experience requirement (4,000-8,000 hours (2-4 years)), cover the fees (Application $100; license fee $100). Licensing is handled by Louisiana State Licensing Board for Contractors. Confirm current rules with the official board before applying.

Source: Louisiana State Licensing Board for ContractorsLast updated August 7, 2026

Requirements at a glance

Pre-licensing education
Approved apprenticeship with classroom instruction
Exam requirements
State plumbing code exam (state vendor)
Experience
4,000-8,000 hours (2-4 years)
Fees & costs
Application $100; license fee $100
Reciprocity
Limited; state exam typically required
Renewal
1-year cycle, 12 hours continuing education
Source: Louisiana State Licensing Board for ContractorsLast updated August 7, 2026

FAQ

What are the education requirements to become a plumber in Louisiana?

Approved apprenticeship with classroom instruction. This is the requirement published by the state.

What exam do I take to become a plumber in Louisiana?

You take the State plumbing code exam (state vendor). Sign up through the approved testing vendor used by the state.

How much does a plumber license cost in Louisiana?

Application $100; license fee $100. Application, education and exam fees are set by the state board and can change.

How often do I renew my plumbing license in Louisiana?

1-year cycle, 12 hours continuing education.

All states for this license

Licensing rules can change. This page is a summary, not legal advice. Always confirm current requirements with the official Louisiana State Licensing Board for Contractors before applying.