Welder License Requirements in Louisiana

License RequiredLast verified March 24, 2026
Agency And Exam

Issuing agency: Louisiana State Licensing Board for Contractors

Official licensing agency website

Exam provider: Not listed

Reciprocity And License Levels

License levels

Welder

Reciprocity states

None listed

Notes

Louisiana requires a license for welding contractors performing work above certain thresholds through the Louisiana State Licensing Board for Contractors. Welders working on pipelines, pressure vessels, and certain structural applications must hold appropriate certifications. Individual welders may need to demonstrate qualification per AWS or ASME standards on regulated projects. Verify current requirements with the LSLBC at https://www.lslbc.louisiana.gov/.

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