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CLASSIFICATION LIST

 Jump to: Commercial Residential Mold Remediation

Last updated: November 9, 2018

 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)
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
 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.
  • Business and Law exam is required for all licenses except the Home Improvement Registration.

  • There are no required exams for the Home Improvement Registration.

  • For a description of the classification, study reference list, exam and/or credential information, click on the “Bulletin” link next to the corresponding classification to view the Candidate Information Bulletin.

  • NEW! A diagnostic assessment is available for exams with hyperlinks in the Classification Requirements column below. These sample tests can provide a focused direction of study when preparing to take the trade exam.

  • NEW! Click HERE for the Classification Matrix.

General Testing Information

Business and Law Information

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
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, etc., Asphalt and/or 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, etc., Asphalt and/or 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
    

Commercial Specialty Classifications   

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
Building Insulation, Siding, Sheet Metal, and Roofing (Subcontract Labor Only) 7-556 Credential Bulletin
Carpentry 7-156 Trade Exam Bulletin
Carpentry and Windows (Subcontract Labor Only) 7-555 Credential 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
Concrete Work (Subcontract Labor Only) 7-558 Credential 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
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
Joint Installation, Sealing and Re-Sealing (Subcontract Labor Only) 7-564 Credential 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
Masonry (Subcontract Labor Only) 7-557 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
Painting, Wallcovering, Flooring, Drywall, Stucco and Plaster (Subcontract Labor Only) 7-560 Credential Bulletin
Personnel Fall Protection & Debris Containment Systems, Scaffolding, Shoring 7-98 No Trade Exam Bulletin
Pipeline Buoyancy Control 7-543 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
Site Grading and Landscaping (Subcontract Labor Only) 7-562 Credential 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

 

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 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

 

MOLD REMEDIATION LICENSE

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Mold Remediation Classification Classification Code Classification Requirements Classification Information Bulletin 
MOLD REMEDIATION
[major classification]
14 Credential Bulletin

 

 

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