Plumbing Contractor Permit Requirements in New Orleans, LA
Complete permit and license guide for starting a plumbing contractor in New Orleans, Orleans County, Louisiana.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
New Orleans / Orleans County Requirements
3 requirementsLouisiana State Plumbing Board — Master Plumber License
Plumbing contractors in Louisiana must hold a Master Plumber License from the Louisiana State Plumbing Board. Requires journeyman experience and passing a state board exam.
City of New Orleans Bureau of Revenue / Department of Safety and Permits — Business License
New Orleans requires a City Business License (Annual Business Tax) and a Certificate of Occupancy for all businesses. The Bureau of Revenue handles business taxes; the Department of Safety and Permits handles occupancy and zoning. This license must be renewed annually and displayed at your place of business.
Orleans County / New Orleans Plumbing Permit (per project)
A separate permit must be pulled with the local building/plumbing department for each job. Inspections are required upon job completion.
Louisiana State Requirements
1 requirementLouisiana Department of Revenue — Sales Tax Registration
Required for all businesses selling taxable goods or services in Louisiana. Louisiana's state sales tax rate is 4.45%. Louisiana has a complex tax structure with local parish sales taxes that can bring the total rate to 8–12%. Register with the Louisiana Department of Revenue and separately with each applicable parish.
Federal Requirements
1 requirementEIN (Employer Identification Number)
Required if you have employees or operate as an LLC or corporation. Free from the IRS.
Official Sources
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