Find a Plumber in Louisiana

Louisiana issues plumber credentials at the state level through the State Plumbing Board, with journeyman, master, and residential-limited tiers plus mandatory apprentice registration. Under Act 908 (2026), that board's duties transfer to the Plumbing Contractors Subcommittee of the Louisiana State Licensing Board for Contractors, fully in effect January 1, 2027.

• Authority. State Plumbing Board of Louisiana
• License structure. journeyman plumber / master plumber / residential plumber limited (plus mandatory apprentice registration)
• Worth knowing. Act 908 of the 2026 session (HB953) abolishes the State Plumbing Board and transfers plumber licensing to the new Plumbing Contractors Subcommittee of the Louisiana State Licensing Board for Contractors, with the transition fully in effect January 1, 2027.

Checked against the official source, September 2026: www.legis.la.gov. License verification against sources like this is how a pro enters matching on CopperMain. A request never reaches an unverified one.

Louisiana's freeze class is mild: hard freezes are occasional, and that rarity is exactly what makes them consequential when a cold snap does arrive, because exposed lines and outdoor fixtures take the hit. Hardness varies from one utility to the next across the state, so check your provider's current water quality report before planning around scale.

• Drain Cleaning
• Water Heater Repair
• Sewer Line Repair
• Septic Tank Pumping
• Leak Detection & Repair
• All services →

Local guides for New Orleans, Baton Rouge, Shreveport and other Louisiana communities are published as their licensing, water and permit facts are verified. For the job itself, describe the problem and your ZIP: a license-checked plumber who covers your area gets the details and contacts you with next steps and a quote.