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Classification Search

The Classification Search helps you locate classifications based on keywords that are part of, or commonly associated with, classification phraseologies. Enter a search term or classification code below to begin your search. Narrow your search by choosing an industry group or related classifications from the pulldown menu. See the Insurance Commissioner's rules regarding the Standard Classification System in Part 3, Standard Classification System, of the California Workers' Compensation Uniform Statistical Reporting Plan—1995.

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Standard Classifications

Click on a phraseology or code in the search results below to view detailed information such as phraseology, footnotes, rules and pure premium rates for that classification. To view the search results in alphabetical order, click on the "Phraseology" link at the top of the column. To view the search results in numerical order, click on the "Code" link at the top of the column.

Code Phraseology
5473 ASBESTOS ABATEMENT — all operations — including shop
5186 AUTOMATIC SPRINKLER INSTALLATION — within buildings — including storage and yard employees — employees whose regular hourly wage equals or exceeds $27.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $27.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $27.00 per hour shall be classified as 5185, Automatic Sprinkler Installation.
5185 AUTOMATIC SPRINKLER INSTALLATION — within buildings — including storage and yard employees — employees whose regular hourly wage does not equal or exceed $27.00 per hour
1330 BLASTING — N.O.C. — all employees
3726 BOILER INSTALLATION, SERVICE OR REPAIR — steam or hot water
5040(2) BRIDGE BUILDING — metal
6003(3) BRIDGE OR TRESTLE CONSTRUCTION — wood — all operations
5130(2) BUILDING AUTOMATION OR ENERGY MANAGEMENT CONTROL SYSTEMS INSTALLATION, SERVICE OR REPAIR — shop or outside
5146(1) CABINET OR FIXTURES — portable; interior trim — installation — N.O.C. At a particular job or location, Classification 5146(1) shall not be used for division of payroll in connection with Classifications 5403/5432, Carpentry, or 5632/5633, Steel Framing.
6361(1) CANAL CONSTRUCTION — all operations
5432 CARPENTRY — including the installation of interior trim, builders finish, doors and cabinet work in connection therewith — employees whose regular hourly wage equals or exceeds $32.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $32.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $32.00 per hour shall be classified as 5403, Carpentry.
5403 CARPENTRY — including the installation of interior trim, builders finish, doors and cabinet work in connection therewith — employees whose regular hourly wage does not equal or exceed $32.00 per hour — N.O.C.
5020 CEILING INSTALLATION — suspended acoustical grid type
5222(2) CHIMNEY CONSTRUCTION — industrial — stone, brick or concrete
5195 COMMUNICATIONS CABLING — within buildings — shop and outside
5222(1) CONCRETE CONSTRUCTION — in connection with bridges or culverts where clearance exceeds 10 feet at any point or entire distance between terminal abutments exceeds 20 feet
5213 CONCRETE CONSTRUCTION — N.O.C.
5029 CONCRETE OR ASPHALT SAWING OR DRILLING — N.O.C.
5205(2) CONCRETE OR CEMENT WORK — pouring or finishing of concrete floor slabs, poured in place and on the ground, and concrete slab-type foundations, for other than concrete buildings or structural steel buildings of multi-story construction — including the making or stripping of forms — employees whose regular hourly wage equals or exceeds $25.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $25.00 per hour. The payroll of an employee whose hourly wage is not shown to equal or exceed $25.00 per hour shall be classified as 5201(2), Concrete or Cement Work.
5201(2) CONCRETE OR CEMENT WORK — pouring or finishing of concrete floor slabs, poured in place and on the ground, and concrete slab-type foundations, for other than concrete buildings or structural steel buildings of multi-story construction — including the making or stripping of forms — employees whose regular hourly wage does not equal or exceed $25.00 per hour
5205(1) CONCRETE OR CEMENT WORK — pouring or finishing of concrete sidewalks, driveways, patios, curbs or gutters — including the making or stripping of forms — employees whose regular hourly wage equals or exceeds $25.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $25.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $25.00 per hour shall be classified as 5201(1), Concrete or Cement Work.
5201(1) CONCRETE OR CEMENT WORK — pouring or finishing of concrete sidewalks, driveways, patios, curbs or gutters — including the making or stripping of forms — employees whose regular hourly wage does not equal or exceed $25.00 per hour
5214 CONCRETE OR CEMENT WORK — pouring or finishing of precast concrete wall panels, precast floor slabs or precast roof slabs at ground level and at job site — including the making or stripping of forms
5212 CONCRETE PUMPING — all operations
6325 CONDUIT CONSTRUCTION — for cables or wires — including tunneling at street crossings
8227 CONSTRUCTION OR ERECTION PERMANENT YARDS — for maintenance of equipment or storage of material
5610 CONTRACTORS — construction or erection — all construction subcontracted — all other employees
5606 CONTRACTORS — construction or erection — executive level supervisors — no direct supervision — division of a single employee’s payroll with any other classification is not permitted.
6361(2) CROSS-COUNTRY WATER PIPELINE CONSTRUCTION — all operations
6011 DAM CONSTRUCTION — all operations — including dam repair, alteration, seismic retrofitting and demolition
9529(2) DECORATING — interior or exterior — hanging flags or bunting for conventions or celebrations
5107 DOOR, DOOR FRAME OR PRE-GLAZED WINDOW INSTALLATION — not overhead doors
5108 DOOR INSTALLATION — overhead doors
6235(3) DRILLING — geothermal wells — including installation of casing
7538 ELECTRIC POWER LINE CONSTRUCTION — by contractor
3724(2) ELECTRICAL MACHINERY OR AUXILIARY APPARATUS — installation, service or repair — including incidental wiring
5140 ELECTRICAL WIRING — within buildings — including installation or repair of fixtures or appliances — shop and outside — employees whose regular hourly wage equals or exceeds $32.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $32.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $32.00 per hour shall be classified as 5190, Electrical Wiring.
5190 ELECTRICAL WIRING — within buildings — including installation or repair of fixtures or appliances — shop and outside — employees whose regular hourly wage does not equal or exceed $32.00 per hour
5160 ELEVATOR ERECTION OR REPAIR
6218(1) EXCAVATION — N.O.C. — including borrowing, filling or backfilling — employees whose regular hourly wage does not equal or exceed $31.00 per hour
6220(1) EXCAVATION — N.O.C. — including borrowing, filling or backfilling — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6218(1), Excavation — N.O.C.
6400 FENCE CONSTRUCTION — metal or wood
5102(3) FLOOR INSTALLATION — elevated
6258 FOUNDATION PREPARATION WORK — including foundation drilling — all operations to completion of substructure
6316(2) GAS MAINS OR CONNECTIONS CONSTRUCTION — including tunneling at street crossings — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6315(2), Gas Mains or Connections Construction.
5467 GLAZIERS — away from shop — employees whose regular hourly wage does not equal or exceed $31.00 per hour
5470 GLAZIERS — away from shop — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee's regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 5467, Glaziers.
6218(2) GRADING LAND — N.O.C. — including borrowing, filling or backfilling — employees whose regular hourly wage does not equal or exceed $31.00 per hour
6220(2) GRADING LAND — N.O.C. — including borrowing, filling or backfilling — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6218(2), Grading Land.
5436 HARDWOOD FLOOR LAYING — including finishing
5542(2) HEATING AND AIR CONDITIONING DUCTWORK — installation or repair — including shop — including installation of furnaces or air conditioning equipment — employees whose regular hourly wage equals or exceeds $27.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee's regular hourly wage equals or exceeds $27.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $27.00 per hour shall be classified as 5538(2), Heating and Air Conditioning Ductwork.
5538(2) HEATING AND AIR CONDITIONING DUCTWORK — installation or repair — including shop — including installation of furnaces or air conditioning equipment — employees whose regular hourly wage does not equal or exceed $27.00 per hour — N.O.C.
5183(3) HEATING AND AIR CONDITIONING EQUIPMENT — installation, service and repair — shop and outside — employees whose regular hourly wage does not equal or exceed $26.00 per hour — N.O.C.
5187(3) HEATING AND AIR CONDITIONING EQUIPMENT — installation, service and repair — shop and outside — employees whose regular hourly wage equals or exceed $26.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee's regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5183(3), Heating and Air Conditioning Equipment.
5479 INSULATION WORK — installation or application of acoustical or thermal insulating materials in buildings or within building walls — N.O.C.
5059 IRON OR STEEL ERECTION — structural — in the construction of buildings not over two stories in height
5057 IRON OR STEEL ERECTION — N.O.C.
5040(1) IRON OR STEEL ERECTION — structural and exterior installation
5102(1) IRON, STEEL, BRASS, BRONZE OR ALUMINUM ERECTION — non-structural
6364 IRRIGATION PIPE INSTALLATION — agricultural — all operations
6361(3) JETTY OR BREAKWATER CONSTRUCTION — all operations to completion
6220(3) LAND LEVELING — grading farm lands — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6218(3), Land Leveling.
6218(3) LAND LEVELING — grading farm lands — employees whose regular hourly wage does not equal or exceed $31.00 per hour
5443 LATHING
5028 MASONRY — employees whose regular hourly wage equals or exceeds $27.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $27.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $27.00 per hour shall be classified as 5027, Masonry.
5027 MASONRY — employees whose regular hourly wage does not equal or exceed $27.00 per hour — N.O.C.
3724(1) MILLWRIGHT WORK — N.O.C. — erection or repair of machinery or equipment
6233 OIL OR GAS PIPELINE CONSTRUCTION — all operations
1322 OIL OR GAS WELL SERVICING — N.O.C. — by contractors using well service or work-over rigs — no drilling or redrilling — including Outside Salespersons
6235(2) OIL OR GAS WELLS — installation or recovery of casing
6235(1) OIL OR GAS WELLS — drilling or redrilling — including installation of casing
6237(2) OIL OR GAS WELLS — perforating of casing — all operations
6237(1) OIL OR GAS WELLS — wireline service companies — including instrument logging or survey work in wells
5482(1) PAINTING, DECORATING OR PAPER HANGING — including shop operations — employees whose regular hourly wage equals or exceeds $26.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5474(1), Painting, Decorating or Paper Hanging.
5474(1) PAINTING, DECORATING OR PAPER HANGING — including shop operations — employees whose regular hourly wage does not equal or exceed $26.00 per hour — N.O.C.
5040(3) PAINTING — steel structures or bridges
5482(3) PAINTING — water, oil or gasoline storage tanks — including shop operations — employees whose regular hourly wage equals or exceeds $26.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5474(3), Painting.
5474(3) PAINTING — water, oil or gasoline storage tanks — including shop operations — employees whose regular hourly wage does not equal or exceed $26.00 per hour
6003(1) PILE DRIVING
5485 PLASTERING OR STUCCO WORK — employees whose regular hourly wage equals or exceeds $29.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $29.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $29.00 per hour shall be classified as 5484, Plastering or Stucco Work.
5484 PLASTERING OR STUCCO WORK — employees whose regular hourly wage does not equal or exceed $29.00 per hour
5187(1) PLUMBING — shop and outside — gas, steam, hot water or other pipe fittings installation, including house connections installation — employees whose regular hourly wage equals or exceeds $26.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5183(1), Plumbing.
5183(1) PLUMBING — shop and outside — gas, steam, hot water or other pipe fittings installation, including house connections installation — employees whose regular hourly wage does not equal or exceed $26.00 per hour — N.O.C.
5130(1) PROGRAMMABLE INDUSTRIAL CONTROLS INSTALLATION, SERVICE OR REPAIR — shop or outside
7855 RAILROAD CONSTRUCTION — all operations
5187(2) REFRIGERATION EQUIPMENT — not household units — installation, service and repair — shop and outside — employees whose regular hourly wage equals or exceeds $26.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5183(2), Refrigeration Equipment.
5183(2) REFRIGERATION EQUIPMENT — not household units — installation, service and repair — shop and outside — employees whose regular hourly wage does not equal or exceed $26.00 per hour — N.O.C.
5225 REINFORCING STEEL INSTALLATION — placing for concrete construction
5553 ROOFING — all kinds — including yard employees — employees whose regular hourly wage equals or exceeds $25.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $25.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $25.00 per hour shall be classified as 5552, Roofing.
5552 ROOFING — all kinds — including yard employees — employees whose regular hourly wage does not equal or exceed $25.00 per hour
9531(2) SATELLITE TELEVISION OR INTERNET ANTENNA EQUIPMENT INSTALLATION, SERVICE OR REPAIR — shop or outside
9529(1) SCAFFOLDS, SHORING, CONCRETE OR CEMENT DISTRIBUTING TOWERS, HOD HOISTS OR CONSTRUCTION ELEVATORS — installation or removal
7605 SECURITY ALARM, FIRE ALARM OR LIFE SAFETY SYSTEMS INSTALLATION, SERVICE OR REPAIR — including shop and yard employees
6308 SEWER CONSTRUCTION — all operations — including construction of laterals and tunneling at street crossings — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6307, Sewer Construction.
6307 SEWER CONSTRUCTION — all operations — including construction of laterals and tunneling at street crossings — employees whose regular hourly wage does not equal or exceed $31.00 per hour
5542(1) SHEET METAL WORK — erection, installation or repair — including shop — employees whose regular hourly wage equals or exceeds $27.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $27.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $27.00 per hour shall be classified as 5538(1), Sheet Metal Work.
5538(1) SHEET METAL WORK — erection, installation or repair — including shop — employees whose regular hourly wage does not equal or exceed $27.00 per hour — N.O.C.
5146(2) SIGN INSTALLATION OR REPAIR — interior or affixed to building surfaces
5184 STEAM PIPE OR BOILER INSULATION — applying non-conducting materials — including shop
5633 STEEL FRAMING — light gauge — including the incidental installation of interior trim, builders finish, doors and cabinet work — employees whose regular hourly wage equals or exceeds $32.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $32.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $32.00 per hour shall be classified as 5632, Steel Framing.
5632 STEEL FRAMING — light gauge — including the incidental installation of interior trim, builders finish, doors and cabinet work — employees whose regular hourly wage does not equal or exceed $32.00 per hour
5507 STREET OR ROAD CONSTRUCTION — grading — all operations of bringing roadbed to grade, including clearing and grubbing right-of-way and temporary surfacing
5506 STREET OR ROAD CONSTRUCTION — paving or repaving, surfacing or resurfacing or scraping — all kinds — including airport runways, warming aprons, incidental field plants, fence or guardrail construction
9529(3) TENT — erection, removal or repair — away from shop
5650 TERMITE CONTROL WORK — all operations — including yard employees, Outside Salespersons and estimators
5348 TILE, STONE, MOSAIC OR TERRAZZO WORK — not fireproof tile construction
6251 TUNNELING — all work to completion — including lining
5447 WALLBOARD APPLICATION — within buildings — installation or application of gypsum wallboard — including finishing and preparation prior to painting —employees whose regular hourly wage equals or exceeds $34.00 per hour — N.O.C. Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $34.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $34.00 per hour shall be classified as 5446, Wallboard Application.
5446 WALLBOARD APPLICATION — within buildings — installation or application of gypsum wallboard — including finishing and preparation prior to painting —employees whose regular hourly wage does not equal or exceed $34.00 per hour — N.O.C.
6316(1) WATER MAINS OR CONNECTIONS CONSTRUCTION — including tunneling at street crossings — employees whose regular hourly wage equals or exceeds $31.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $31.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $31.00 per hour shall be classified as 6315(1), Water Mains or Connections Construction.
6315(1) WATER MAINS OR CONNECTIONS CONSTRUCTION — including tunneling at street crossings — employees whose regular hourly wage does not equal or exceed $31.00 per hour
5482(2) WATERPROOFING — other than roofing or subaqueous work — performed as a separate operation not a part of or incidental to any other operation — including shop operations — employees whose regular hourly wage equals or exceeds $26.00 per hour Assignment of this classification is subject to verification at the time of final audit that the employee’s regular hourly wage equals or exceeds $26.00 per hour. The payroll of an employee whose regular hourly wage is not shown to equal or exceed $26.00 per hour shall be classified as 5474(2), Waterproofing.
5474(2) WATERPROOFING — other than roofing or subaqueous work — performed as a separate operation not a part of or incidental to any other operation — including shop operations — employees whose regular hourly wage does not equal or exceed $26.00 per hour
3365 WELDING OR CUTTING — N.O.C. — shop or outside — including incidental machining operations
6003(2) WHARF BUILDING — timber — including pile driving



The Classification Search was developed by the WCIRB for your convenience to help you identify Standard Classifications based on keywords or a classification code. However, you cannot rely solely on the Classification Search and must make an independent assessment when determining the appropriate classification(s) assignable to a risk in accordance with the USRP.