Exams/Classifications
CLASSIFICATION LISTJump to: Commercial — Residential — Mold Remediation Last updated: November 20, 2023 |
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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 Construction, Building Construction, Heavy Construction, or Electrical |
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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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Please note that LSLBC does not sanction the effectiveness nor does the agency have any affiliation with any preparation courses that are being offered by outside sources for our exams. All reference materials suggested for study and review by the agency are listed on the Candidate Information Bulletin for each exam. |
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COMMERCIAL LICENSE |
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| Commercial License Classifications | Classification Code | Classification Requirements |
Candidate |
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| BUILDING CONSTRUCTION [major classification] |
1 | Trade Exam | Bulletin | |
| Subclassifications of Building Construction | ||||
| Acoustical Treatments | 7-2 | No Trade Exam | Bulletin | |
| Drywall | 7-10 | Trade Exam | Bulletin | |
| Foundations for Buildings, Equipment, or Machinery | 7-15 | Trade Exam | Bulletin | |
| Furnishing Labor Only | 7-244 | No 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 | |
| Steel Erection and Installation | 7-36 | Trade Exam | Bulletin | |
| Painting and Flooring | 7-49 | No Trade Exam | Bulletin | |
| Pile Driving | 7-41 | 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 | ||||
| Bridges, Over and Underpasses | 7-740 | No Trade Exam | Bulletin | |
| Driveways, Parking Areas, Asphalt and Concrete | 7-7 | Trade Exam | Bulletin | |
| Furnishing Labor Only |
7-244 | No 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 | |
| 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 | |
| Furnishing Labor Only | 7-244 | No 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 | |
| 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 | |
| Furnishing Labor Only | 7-244 | 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 | |
| ELECTRICAL [major classification] |
9 | Trade Exam | Bulletin | |
| Subclassifications of Electrical | ||||
| Electrical Transmission Lines | 7-13 | Trade Exam | Bulletin | |
| Underground Electrical Conduit Installation | 7-64 | No Trade Exam | Bulletin | |
| Electrical Controls and Instrumentation and Calibration | 7-479 | Trade Exam | Bulletin | |
| MECHANICAL [major classification] |
10 | Trade Exam | Bulletin | |
| Subclassifications of Mechanical | ||||
| 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 [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 | |
| HAZARDOUS MATERIALS [major classification] |
8 | Trade Exam, Credential | Bulletin | |
| Subclassifications of Hazardous Materials | ||||
| Asbestos Removal and Abatement | 7-212 | Credential | Bulletin | |
| Hazardous Waste Treatment or Removal | 7-220 | Trade Exam | 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 | |
| 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 | |
| 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 | |
| Diamond Core Drilling, Grouting & Foundations | 7-261 | Trade Exam | Bulletin | |
| Distillation Trays and Fractioning Towers | 7-332 | No Trade Exam | 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 | |
| Epoxies, Polymers and Plastics Excluding Insulation | 7-475 | No Trade Exam | Bulletin | |
| Fiberglass and Plastic Fabrication and Installation | 7-164 | No Trade Exam | 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 | |
| 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 | |
| Heat Treatment of Metals | 7-163 | No Trade Exam | Bulletin | |
| Horizontal Directional Drilling | 7-136 | Trade Exam | 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | |
| 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 | Bulletin | |
| Sound and Vibration Control Systems and Enclosures | 7-315 | No Trade Exam | Bulletin | |
| Specialized Interlocking Pavement Systems | 7-390 | No Trade Exam | Bulletin | |
| Telecommunications, Low Voltage | 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 | |
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RESIDENTIAL LICENSE |
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| Residential License Classifications | Classification Code | Classification Requirements | Candidate Information Bulletin |
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| RESIDENTIAL CONSTRUCTION [major classification] |
12 | Exam | Bulletin | |
| Subclassifications of Residential Construction | ||||
| Residential Swimming Pools | 7-802 | Trade Exam | Bulletin | |
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MOLD REMEDIATION LICENSE |
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| Mold Remediation Classification | Classification Code | Classification Requirements | Candidate Information Bulletin |
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| MOLD REMEDIATION [major classification] |
14 | Credential | Bulletin | |