Exams/Classifications
CLASSIFICATION LISTJump to: Commercial — Residential — Mold Remediation Last updated: June 11, 2020 |
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| DEFINITIONS: | ||||
| Major Classification | A classification that allows you to bid or perform work, with some exceptions, on any of the subclassification/specialty type work listed under the respective major classification and/or any other work that might not be listed which is directly related to the major classification. Major Classification examples: Residential Building Contractor, Building Construction, Heavy Construction, or Electrical Work (Statewide) |
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| Subclassification | A division under a major classification for which a contractor may be licensed for a specific trade. Subclassification examples: Drywall, Roofing, or Industrial Piping |
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| Specialty Classification | A classification which does not fall under a major classification in the Louisiana Contractors Licensing Law. Specialty examples: Coverings and Linings, Water Well Drilling, or Leak Repairs | |||
| Credential | A classification that requires a certification or license from an outside agency or organization, and/or other documents. | |||
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COMMERCIAL LICENSE |
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| Commercial License Classifications | Classification Code | Classification Requirements | Classification Information Bulletin | |
| BUILDING CONSTRUCTION [major classification] |
1 | Trade Exam | Bulletin | |
| Subclassifications of Building Construction | ||||
| Acoustical Treatments | 7-2 | No Trade Exam | Bulletin | |
| Air Conditioning Work, Ventilation, Refrigeration, and Duct Work | 7-1 | Trade Exam | Bulletin | |
| Drywall | 7-10 | Trade Exam | Bulletin | |
| Electrical Construction for Structures | 7-12 | Trade Exam | Bulletin | |
| Fire Sprinkler Work | 7-18 | Credential | Bulletin | |
| Foundations for Buildings, Equipment, or Machinery | 7-15 | Trade Exam | Bulletin | |
| Incinerator Construction | 7-22 | No Trade Exam | Bulletin | |
| Installation of Equipment, Machinery, and Engines | 7-27 | No Trade Exam | Bulletin | |
| Installation of Pneumatic Tubes and Conveyors | 7-28 | Trade Exam | Bulletin | |
| Insulation for Cold Storage and Buildings | 7-29 | Trade Exam | Bulletin | |
| Insulation for Pipes and Boilers | 7-30 | Trade Exam | Bulletin | |
| Landscaping, Grading, and Beautification | 7-32 | Credential | Bulletin | |
| Lathing, Plastering, and Stuccoing | 7-31 | Trade Exam | Bulletin | |
| Masonry, Brick, Stone | 7-33 | Trade Exam | Bulletin | |
| Ornamental Iron and Structural Steel Erection, Steel Buildings | 7-36 | Trade Exam | Bulletin | |
| Painting and Interior Decorating, Carpeting | 7-49 | No Trade Exam | Bulletin | |
| Pile Driving | 7-41 | Trade Exam | Bulletin | |
| Plumbing | 11 | Credential | Bulletin | |
| Residential Construction | Trade Exam | Bulletin | ||
| Rigging, House Moving, Wrecking, and Dismantling | 7-51 | Trade Exam | Bulletin | |
| Roof Decks | 7-53 | No Trade Exam | Bulletin | |
| Roofing and Sheet Metal, Siding | 7-52 | Trade Exam | Bulletin | |
| Sheet Metal Duct Work | 7-56 | No Trade Exam | Bulletin | |
| Steam and Hot Water Heating In Buildings or Plants | 7-58 | No Trade Exam | Bulletin | |
| Stone, Granite, Slate, Resilient Floor Installations, Carpeting | 7-59 | No Trade Exam | Bulletin | |
| Swimming Pools | 7-60 | Trade Exam | Bulletin | |
| Tile, Terrazzo, and Marble | 7-61 | Trade Exam | Bulletin | |
| Water Cooling Towers and Accessories | 7-66 | Trade Exam | Bulletin | |
| Driveways, Parking Areas, Asphalt, and Concrete, Exclusive of Highway and Street Work | 7-5 | Trade Exam | Bulletin | |
| Fencing | 7-16 | No Trade Exam | Bulletin | |
| HIGHWAY, STREET, AND BRIDGE CONSTRUCTION [major classification] |
2 | Trade Exam | Bulletin | |
| Subclassifications of Highway, Street and Bridge Construction | ||||
| Driveways, Parking Areas, Asphalt and Concrete | 7-7 | Trade Exam | Bulletin | |
| Highway and Street Subsurface Drainage and Sewer Work | 7-21 | No Trade Exam | Bulletin | |
| Permanent or Paved Highways and Streets (Asphalt Hot and Cold Plant Mix) | 7-40 | No Trade Exam | Bulletin | |
| Permanent or Paved Highways and Streets (Asphalt Surface Treatment) | 7-39 | Trade Exam | Bulletin | |
| Permanent or Paved Highways and Streets (Concrete) | 7-37 | Trade Exam | Bulletin | |
| Permanent or Paved Highways and Streets (Soil Cement) | 7-38 | No Trade Exam | Bulletin | |
| Secondary Roads | 7-54 | No Trade Exam | Bulletin | |
| Undersealing or Leveling of Roads | 7-65 | No Trade Exam | Bulletin | |
| Earthwork, Drainage, and Levees | 7-11 | Trade Exam | Bulletin | |
| Clearing, Grubbing, and Snagging | 7-3 | No Trade Exam | Bulletin | |
| Culverts and Drainage Structures | 7-6 | Trade Exam | Bulletin | |
| Concrete Bridges, Over and Underpasses | 7-4 | No Trade Exam | Bulletin | |
| Steel Bridges, Over and Underpasses | 7-57 | No Trade Exam | Bulletin | |
| Wood Bridges, Over and Underpasses | 7-68 | No Trade Exam | Bulletin | |
| Landscaping, Grading, and Beautification | 7-32 | Credential | Bulletin | |
| Fencing | 7-16 | No Trade Exam | Bulletin | |
| Furnishing and Installation of Movable Structures or Machinery, Excluding Electrical and Mechanical Work | 7-610 | No Trade Exam | Bulletin | |
| HEAVY CONSTRUCTION [major classification] |
3 | Trade Exam | Bulletin | |
| Subclassifications of Heavy Construction | ||||
| Clearing, Grubbing, and Snagging | 7-3 | No Trade Exam | Bulletin | |
| Dams, Reservoirs, and Flood Control Work Other Than Levees | 7-8 | No Trade Exam | Bulletin | |
| Dredging | 7-9 | Trade Exam | Bulletin | |
| Electrical Transmission Lines | 7-13 | Trade Exam | Bulletin | |
| Foundations and Pile Driving | 7-19 | Trade Exam | Bulletin | |
| Industrial Piping | 7-24 | Trade Exam | Bulletin | |
| Industrial Plants | 7-25 | Trade Exam | Bulletin | |
| Industrial Ventilation | 7-26 | No Trade Exam | Bulletin | |
| Oil Field Construction | 7-34 | Trade Exam | Bulletin | |
| Oil Refineries | 7-35 | Trade Exam | Bulletin | |
| Railroads | 7-50 | Trade Exam | Bulletin | |
| Transmission Pipeline Construction | 7-62 | No Trade Exam | Bulletin | |
| Tunnels | 7-63 | No Trade Exam | Bulletin | |
| Wharves, Docks, Harbor Improvements, and Terminals | 7-67 | Trade Exam | Bulletin | |
| Landscaping, Grading, and Beautification | 7-32 | Credential | Bulletin | |
| Fencing | 7-16 | No Trade Exam | Bulletin | |
| MUNICIPAL AND PUBLIC WORKS CONSTRUCTION [major classification] |
4 | Trade Exam | Bulletin | |
| Subclassifications of Municipal and Public Works Construction | ||||
| Filter Plants and Water Purification | 7-17 | No Trade Exam | Bulletin | |
| Pipe Work (Gas Lines) | 7-42 | No Trade Exam | Bulletin | |
| Pipe Work (Sewer Lines) | 7-43 | No Trade Exam | Bulletin | |
| Pipe Work (Storm Drains) | 7-44 | No Trade Exam | Bulletin | |
| Pipe Work (Water Lines) | 7-45 | Trade Exam | Bulletin | |
| Power Plants | 7-47 | No Trade Exam | Bulletin | |
| Sewer Plant or Sewer Disposal | 7-55 | No Trade Exam | Bulletin | |
| Underground Electrical Conduit Installation | 7-64 | No Trade Exam | Bulletin | |
| Landscaping, Grading, and Beautification | 7-32 | Credential | Bulletin | |
| Fencing | 7-16 | No Trade Exam | Bulletin | |
| HAZARDOUS MATERIALS [major classification] |
8 | Trade Exam, Credential | Bulletin | |
| Subclassifications of Hazardous Materials | ||||
| Asbestos Removal and Abatement | 7-212 | Credential | Bulletin | |
| Hazardous Materials Cleanup and Removal | 7-453 | Trade Exam | Bulletin | |
| Hazardous Materials Site Remediation | 7-454 | Trade Exam | Bulletin | |
| ELECTRICAL WORK (STATEWIDE) [major classification] |
9 | Trade Exam | Bulletin | |
| Subclassifications of Electrical Work | ||||
| Electrical Transmission Lines | 7-13 | Trade Exam | Bulletin | |
| Electrical Work for Structures | 7-14 | Trade Exam | Bulletin | |
| Underground Electrical Conduit Installation | 7-64 | No Trade Exam | Bulletin | |
| Electrical Controls | 7-479 | Trade Exam | Bulletin | |
| MECHANICAL WORK (STATEWIDE) [major classification] |
10 | Trade Exam | Bulletin | |
| Subclassifications of Mechanical Work | ||||
| Heat, Air Conditioning, Ventilation, Duct Work, and Refrigeration | 7-20 | Trade Exam | Bulletin | |
| Industrial Pipe Work and Insulation | 7-23 | Trade Exam | Bulletin | |
| Plumbing | 11 | Credential | Bulletin | |
| Controls for Mechanical Work | 7-459 | No Trade Exam | Bulletin | |
| PLUMBING (STATEWIDE) [major classification] |
11 | Credential | Bulletin | |
| Subclassifications of Plumbing | ||||
| Potable and Nonpotable Water Systems; Construction, Removal, Repair, and Maintenance forBuildings and Premises. | 7-611 | Credential | Bulletin | |
| Sanitary and Nonsanitary Waste and Sewerage Construction; Removal, Repair, andMaintenance for Buildings and Premises. | 7-612 | Credential | Bulletin | |
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Commercial Specialty Classifications |
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| Airport Baggage Handling & Ground Support Systems, Landing/Lighting Systems, & Passenger Boarding Bridges | 7-265 | No Trade Exam | Bulletin | |
| Analytical Sampling, Auditing, Inspection and Testing | 7-397 | No Trade Exam | Bulletin | |
| Anchoring Systems | 7-541 | No Trade Exam | Bulletin | |
| Artwork, Stained Glass, Stages, Exhibits, Screens, Domes, Artificial Scenery | 7-544 | No Trade Exam | Bulletin | |
| Auger/Dry and Conventional Boring | 7-273 | Trade Exam | Bulletin | |
| Bank Auxiliary Systems | 7-571 | Credential | Bulletin | |
| Bank Locking Systems | 7-572 | Credential | Bulletin | |
| Bridge Repair and Restoration | 7-303 | No Trade Exam | Bulletin | |
| Carpentry | 7-156 | Trade Exam | Bulletin | |
| Cathodic & Corrosion Protection, Thermal Spraying | 7-110 | No Trade Exam | Bulletin | |
| Chemical Spraying | 7-308 | No Trade Exam | Bulletin | |
| Chimneys and Fireplaces | 7-169 | No Trade Exam | Bulletin | |
| Closed Circuit TV | 7-573 | Credential | Bulletin | |
| Coastal Restoration & Habitat Enhancement | 7-484 | Trade Exam | Bulletin | |
| Communication and Electrical Utility Poles | 7-209 | No Trade Exam | Bulletin | |
| Concrete, Masonry, and Asphalt Rehabilitation & Enhancement | 7-493 | No Trade Exam | Bulletin | |
| Concrete Construction (Excluding Highways, Streets, and Bridges) | 7-88 | Trade Exam | Bulletin | |
| Coverings and Linings | 7-369 | No Trade Exam | Bulletin | |
| Cranes, Crane Rail Systems, Roof Cars & Trolleys | 7-99 | No Trade Exam | Bulletin | |
| Curb and Gutter, Driveways, Sidewalks, Retaining Walls, Patios, Foundations | 7-149 | Trade Exam | Bulletin | |
| Detention Locks | 7-574 | Credential | Bulletin | |
| Diamond Core Drilling, Grouting & Foundations | 7-261 | Trade Exam | Bulletin | |
| Distillation Trays and Fractioning Towers | 7-332 | No Trade Exam | Bulletin | |
| Doors, Door Frames, Door Hardware, and Operable Walls | 7-272 | Credential | Bulletin | |
| Doors, Door Frames, and Operable Walls (Excluding Door Hardware) | 7-592 | No Trade Exam | Bulletin | |
| Electrical Power Substations | 7-175 | Trade Exam | Bulletin | |
| Electrostatic Precipitators Erection and Installation | 7-154 | No Trade Exam | Bulletin | |
| Elevators, Dumbwaiters and Escalators | 7-72 | No Trade Exam | Bulletin | |
| Engineered Material Arresting Systems | 7-521 | No Trade Exam | Bulletin | |
| Engineered Fire Suppression Systems | 7-576 | Credential | Bulletin | |
| Epoxies, Polymers and Plastics Excluding Insulation | 7-475 | No Trade Exam | Bulletin | |
| Fiberglass and Plastic Fabrication and Installation | 7-164 | No Trade Exam | Bulletin | |
| Fire Alarms | 7-577 | Credential | Bulletin | |
| Fire Alarm (Non-Required) | 7-595 | Credential | Bulletin | |
| Fire Suppression | 7-578 | Credential | Bulletin | |
| Flooring and Decking | 7-414 | Trade Exam | Bulletin | |
| Furnaces, Incinerators, Refractory, Heat Exchangers | 7-96 | No Trade Exam | Bulletin | |
| Furnishing and Spreading Materials | 7-86 | No Trade Exam | Bulletin | |
| Furnishing Labor Only | 7-244 | No Trade Exam | Bulletin | |
| Furniture, Fixtures, and Institutional & Kitchen Equipment | 7-432 | No Trade Exam | Bulletin | |
| Gates | 7-579 | Credential | Bulletin | |
| Glass, Glazing, Store Fronts, Metal Partitions, Panels and Siding | 7-75 | Trade Exam | Bulletin | |
| Groundwater Monitoring Well, Remediation and Monitoring Systems, and Recovering Wells | 7-406 | No Trade Exam | Bulletin | |
| Hazardous Waste Treatment or Removal | 7-220 | Trade Exam | Bulletin | |
| Heat Treatment of Metals | 7-163 | No Trade Exam | Bulletin | |
| Horizontal Directional Drilling | 7-136 | Trade Exam | Bulletin | |
| Household Fire Alarms | 7-580 | Credential | Bulletin | |
| Hydraulic and Pneumatic Systems | 7-306 | No Trade Exam | Bulletin | |
| Incidental Highway Work Excluding Drainage, Earthwork, Landscaping and Paving | 7-158 | No Trade Exam | Bulletin | |
| Industrial Cleaning and Material/Waste Handling | 7-89 | Trade Exam | Bulletin | |
| Install Repair or Close Underground Storage Tanks | 7-298 | Credential | Bulletin | |
| Instrumentation and Calibration | 7-84 | Trade Exam | Bulletin | |
| Insulation (Commercial and Industrial) | 7-69 | Trade Exam | Bulletin | |
| Irrigation & Wastewater Systems & Pumps | 7-83 | No Trade Exam | Bulletin | |
| Joint Installation, Sealing and Re-Sealing | 7-379 | No Trade Exam | Bulletin | |
| Kitchen Fire Suppression | 7-582 | Credential | Bulletin | |
| Landfill Gas and Leachate Control Systems | 7-470 | No Trade Exam | Bulletin | |
| Lead Based Paint Abatement and Removal | 7-417 | Credential | Bulletin | |
| Lead Burning and Construction | 7-104 | No Trade Exam | Bulletin | |
| Leak Repairs | 7-118 | No Trade Exam | Bulletin | |
| Life Safety | 7-583 | Credential | Bulletin | |
| Locksmith | 7-584 | Credential | Bulletin | |
| Metal Buildings, Cold-Formed Metal Framing, Siding, Sheet Metal, Metal Products | 7-511 | No Trade Exam | Bulletin | |
| Mining & Mineshaft and Slope Repairs & Construction | 7-153 | No Trade Exam | Bulletin | |
| Ornamental Metal, Cupolas, Dormers, Steeples, and Clock Towers | 7-547 | No Trade Exam | Bulletin | |
| Painting, Coating and Blasting (Industrial and Commercial) | 7-48 | Trade Exam | Bulletin | |
| Personnel Fall Protection & Debris Containment Systems, Scaffolding, Shoring | 7-98 | No Trade Exam | Bulletin | |
| Plumbing (Restricted) | 7-46 | Credential | Bulletin | |
| Pollution and Environmental Control Systems | 7-221 | No Trade Exam | Bulletin | |
| Portable Buildings, Modular Manufactured and/or Mobile Housing | 7-107 | No Trade Exam | Bulletin | |
| Pre-engineered Fire Suppression Systems | 7-586 | Credential | Bulletin | |
| Pumping Services | 7-207 | No Trade Exam | Bulletin | |
| Recreation & Sporting Facilities & Golf Courses | 7-77 | No Trade Exam | Bulletin | |
| Reinforcing Rods and Wire Mesh, Dowels & Post-tensioning | 7-92 | Trade Exam | Bulletin | |
| Security | 7-588 | Credential | Bulletin | |
| Seeding, Sodding, Load & Soil Stabilization, Erosion Control, Sheet Piling | 7-93 | No Trade Exam | Bulletin | |
| Sheet Metal and/or Textile Structures | 7-185 | No Trade Exam | Bulletin | |
| Signs, Scoreboards, Displays, Billboards (Electrical & Non-Electrical) | 7-85 | No Trade Exam | Bulletin | |
| Slipform Concrete Construction | 7-260 | No Trade Exam | Bulletin | |
| Soft Abrasive Cleaning, Janitorial Services, and Household Waste Removal | 7-429 | No Trade Exam | Bulletin | |
| Solar Energy Equipment | 7-202 |
Trade Exam, Credential |
Bulletin | |
| Sound and Vibration Control Systems and Enclosures | 7-315 | No Trade Exam | Bulletin | |
| Special Locking Systems | 7-589 | Credential | Bulletin | |
| Specialized Interlocking Pavement Systems | 7-390 | No Trade Exam | Bulletin | |
| Telecommunications | 7-174 | Credential | Bulletin | |
| Telecommunications (Excluding Property Protection and Life Safety Systems) | 7-590 | No Trade Exam | Bulletin | |
| Tower Construction | 7-111 | Trade Exam | Bulletin | |
| Trenchless Rehabilitation | 7-274 | No Trade Exam | Bulletin | |
| Vertical Wick Drains | 7-430 | No Trade Exam | Bulletin | |
| Water Well Drilling | 7-95 | Credential | Bulletin | |
| Waterproofing, Coating, Sealing, Concrete/Masonry Repair | 7-74 | No Trade Exam | Bulletin | |
| Well Servicing, Workover, Completion and Plug & Abandon Wells | 7-112 | No Trade Exam | Bulletin | |
| Windows, Skylights and Accessories | 7-197 | No Trade Exam | Bulletin | |
| Commercial Subcontract Labor Only Classifications | ||||
| Building Insulation, Siding, Sheet Metal, and Roofing (Subcontract Labor Only) | 7-556 | Credential | Bulletin | |
| Carpentry and Windows (Subcontract Labor Only) | 7-555 | Credential | Bulletin | |
| Concrete Work (Subcontract Labor Only) | 7-558 | Credential | Bulletin | |
| Joint Installation, Sealing and Re-Sealing (Subcontract Labor Only) | 7-564 | Credential | Bulletin | |
| Masonry (Subcontract Labor Only) | 7-557 | Credential | Bulletin | |
| Painting, Wallcovering, Flooring, Drywall, Stucco and Plaster (Subcontract Labor Only) | 7-560 | Credential | Bulletin | |
| Site Grading and Landscaping (Subcontract Labor Only) | 7-562 | Credential | Bulletin | |
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RESIDENTIAL LICENSE |
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| Residential License Classifications | Classification Code | Classification Requirements | Classification Information Bulletin | |
| RESIDENTIAL BUILDING CONTRACTOR [major classification] |
12 | Exam | Bulletin | |
| Subclassifications of Residential Building | ||||
| Residential Swimming Pools | 7-802 | Trade Exam | Bulletin | |
| Residential Roofing | 7-803 | Trade Exam | Bulletin | |
| Residential Masonry/Stucco | 7-804 | Trade Exam | Bulletin | |
| Residential Framing | 7-805 | Trade Exam | Bulletin | |
| Residential Foundations | 7-806 | Trade Exam | Bulletin | |
| Residential Pile Driving | 7-807 | Trade Exam | Bulletin | |
| Residential Subcontract Labor Only Classifications | ||||
| Residential Roofing (Subcontract Labor Only) | 7-811 | Credential | Bulletin | |
| Residential Masonry/Stucco (Subcontract Labor Only) | 7-812 | Credential | Bulletin | |
| Residential Framing (Subcontract Labor Only) | 7-813 | Credential | Bulletin | |
| Residential Foundations (Subcontract Labor Only) | 7-814 | Credential | Bulletin | |
| Residential Pile Driving (Subcontract Labor Only) | 7-815 | Credential | Bulletin | |
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MOLD REMEDIATION LICENSE |
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| Mold Remediation Classification | Classification Code | Classification Requirements | Classification Information Bulletin | |
| MOLD REMEDIATION [major classification] |
14 | Credential | Bulletin | |