| Class Code | Description |
| 0005 | Nurseries |
| 0035 | Florists - Gardening |
| 0040 | Vineyards |
| 0079 | Bush Berry Crops, Strawberry Crops |
| 0096 | Nut Hulling, Shelling or Processing |
| 0251 | Irrigation, Drainage or Reclamation Works |
| 2002 | Macaroni Mfg. |
| 2003 | Bakeries & Cracker Mfg |
| 2063 | Creameries and Dairy Products Mfg. |
| 2095 | Meat Products Mfg. |
| 2102 | Fruit or Vegetable Evaporation or Dehydrating |
| 2107 | Fruit -fresh fruit packing and handling |
| 2108 | Fruit -citrus fruit packing and handling |
| 2109 | Fruit -dried fruit packing and handling |
| 2111 | Fruit or Vegetable Preserving, Olive Handling, Pickle Mfg |
| 2113 | Fish or Seafood Products Mfg. |
| 2116 | Fruit Juice or Concentrate Mfg. |
| 2117 | Fruit or Vegetable Processing - frozen |
| 2121 | Breweries or Malt Houses - incl Bottling |
| 2123 | Fruit or Vegetable Processing - fresh - ready-to-eat |
| 2142 | Distilling, Vinegar Mfg, Wineries |
| 2150 | Ice Mfg. or Ice Dealers |
| 2163 | Bottling |
| 2222 | Spinning or Weaving |
| 2362 | Knitting |
| 2402 | Carpet or Rug Mfg. |
| 2413 | Textiles |
| 2501 | Clothing, Hat, Lampshade Mfg, Dressmaking or Tailoring, Flower or Flower Arrangement Mfg |
| 2570 | Mattress or Box Springs Mfg. |
| 2571 | Pillow, Quilt, Comforter or Cushion Mfg. |
| 2576 | Canvas Good Mfg |
| 2584 | Carpet, Rug or Upholstery Cleaning |
| 2585 | Laundries - NOC - all employees |
| 2586 | Hide or Fur Cleaning, Processing or Preserving, Yam or Thread Dying or Finishing |
| 2589 | Dry Cleaning or Laundry - retail |
| 2660 | Boot or Shoe Mfg |
| 2683 | Bag Mfg - Travel bags/ Luggage |
| 2688 | Leather Goods Mfg |
| 2731 | Planing or Moulding Mills |
| 2790 | Pattern or Model Mfg - metal, plastic or wood |
| 2797 | Auto Body Mfg (Pleasure car or Taxi), Mobile Home Mfg, Recreational Vehicle Mfg |
| 2806 | Door, Sash or Window Mfg (wood), Shutter Mfg |
| 2812 | Cabinet Mfg - Wood |
| 2819 | Truss or Building Components Mfg. |
| 2840 | Picture Frame Assembly, Picture or Artwork Framing |
| 2842 | Wood Products Mfg. |
| 2852 | Window Blind Mfg or Assembly |
| 2881 | Coffin or Casket Mfg or Assembling, Furniture Assembling |
| 2883 | Furniture Mfg. - wood |
| 2915 | Veneer or Veneer Products Mfg. |
| 2923 | Musical Instrument Mfg. - other than metal |
| 3040 | Iron Works - non-structural |
| 3060 | Door or Window Frame Mfg (Metal, Plastic, Screen) including glass |
| 3066 | Aluminum Ware Mfg, Coppersmithing, Sheet Metal Products Mfg |
| 3070 | Computer Memory Disk Mfg - rigid |
| 3076 | Furniture Mfg (metal), Wheelchair Mfg |
| 3099 | Tool Mfg. |
| 3131 | Tag, Button or Fastener Mfg, Engraving |
| 3146 | Hardware Mfg, Heat Treating |
| 3152 | Nail, Tack or rivet Mfg, Nut, Bolt or Screw Mfg, Screw Machine Products Mfg |
| 3165 | Air-Conditioning/Refrigeration Equip Mfg, Refrigerator Mfg, Solar Panel Mfg |
| 3169 | Stove Mfg. |
| 3175 | Furnace, Heater or Radiator Mfg. |
| 3178 | Electronic Element Mfg - NOC |
| 3179 | Electrical Apparatus Mfg - NOC |
| 3180 | Fixtures or Lamp Mfg or Assembly - Metal |
| 3220 | Can Mfg. |
| 3257 | Wire Goods Mfg. |
| 3383 | Clock Mfg, Jewelry Mfg, Trophy Mfg, Watch Mfg |
| 3400 | Metal Goods Mfg. |
| 3401 | Gate or Corral Mfg, Tube or Pipe Products Mfg |
| 3501 | Machinery Mfg (Portable tools & lawn care / swimming pool & Spa) |
| 3568 | Electrical Connector Mfg. |
| 3569 | Electric Motor Mfg. or Repair |
| 3570 | Electric Appliance Mfg. |
| 3572 | Medical Instrument Mfg - electronic |
| 3574 | Golf Club or Fishing Rod Mfg or Assembly, Machine Mfg |
| 3577 | Printed Circuit Board Assembling |
| 3612 | Pump or Hydraulic Apparatus Mfg or Repair |
| 3632 | Machine Shops NOC |
| 3634 | Valve Mfg. |
| 3651 | Electrical Wire Harness Mfg |
| 3681 | MFG – (Audio/Visual Electronic Products, Computer Or Peripheral Equip, Electronic Instrument, Telecommunications Equip) |
| 3682 | Instrument Mfg. - non-electronic |
| 3683 | Speaker Mfg. |
| 3805 | Automobile or Automobile Truck Engine Mfg. |
| 3808 | Automobile or Motorcycle Mfg. or Assembling |
| 3815 | Auto Body Mfg (Truck, trailer or bus) Truck or Truck trailer Mfg or Assembling |
| 3828 | Auto or Truck Parts Rebuilding |
| 3831 | Machine Shops - aircraft components |
| 3840 | Automobile, Automobile Truck or Motorcycle Parts Mfg. |
| 4034 | Concrete Products Mfg. |
| 4036 | Plaster Board or Plaster Block Mfg. |
| 4038 | Plaster Statuary or Ornament Mfg |
| 4041 | Brick or Clay Products Mfg, Tile or Earthenware Mfg |
| 4049 | Potteries, Terra Cotta Mfg |
| 4111 | Cathedral or Art Glass Window Mfg, Glassware Mfg (No automatic machines), Incandescent Lamp & Fluorescent Tube Mfg |
| 4112 | Integrated Circuit or Semiconductor Wafer Mfg |
| 4114 | Glassware Mfg - NOC |
| 4130 | Glass Merchants - incl. Bending,grinding,bevel |
| 4150 | Lens Mfg, Optical Goods Mfg |
| 4239 | Fiber Preparation, Paper or Pulp Mfg |
| 4240 | Box Mfg - Rigid Paper Boxes |
| 4243 | Box Mfg - Folding Paper Boxes - NOC |
| 4244 | Corrugated or Fiber Board Container Mfg |
| 4250 | Paper Coating/Laminating, Computer Printing or Typewriter Ribbon Mfg or Refurbishing |
| 4251 | Envelope Mfg |
| 4279 | Bag Mfg (paper), Paper Goods Mfg |
| 4283 | Building or Roofing Paper or Felt Preparation |
| 4286 | Bag Mfg - Plastic |
| 4295 | Printing (screen printing) & Screen Printed Merchandise Dealers – All other employees |
| 4297 | Electronic Prepress all operations, Graphic Design all operations |
| 4299 | Bookbinding & Printing- All other employees |
| 4304 | Newspaper Publishing or Printing - all other employees |
| 4312 | Newspaper Delivery |
| 4351 | Photo Engraving |
| 4354 | Printed Circuit Board Mfg |
| 4361 | Photofinishing, Photographers |
| 4362 | Motion Pictures negative and print processors, distributors and film exchanges - not motion picture production |
| 4432 | Pen or Mechanical Pencil Mfg |
| 4470 | Wire Rope or Cable Mfg. - no wire drawing |
| 4478 | Plastic Goods Mfg - NOC |
| 4492 | Sign Mfg. - metal, plastic or wood |
| 4494 | Plastics - blow molded products mfg - NOC |
| 4495 | Plastics - extrusion molded products mfg -NOC |
| 4496 | Plastics - fabricated products mfg - NOC |
| 4497 | Plastics - Fiber reinforced plastic prod mfg-NOC |
| 4498 | Plastics - injection molded products mfg -NOC |
| 4499 | Plastics - thermoformed products mfg. |
| 4691 | Orthotic or Prosthetic -Device Mfg. |
| 4692 | Dental Laboratories |
| 4717 | Butter Substitutes Mfg. |
| 4720 | Soap or Synthetic Detergent Mfg. |
| 4831 | Vitamin or Food Supplement Mfg. |
| 4922 | Magnetic Tape Mfg. |
| 4983 | Gasket Mfg. |
| 5102 | Iron Steel, Brass, Bronze or Aluminum Erection (non-structural), Floor Installation |
| 5107 | Door, Door Frame or Pre-Glazed Window Installation |
| 5108 | Door Installation -overhead doors |
| 5140 | Electrical Wiring -equals Of exceeds $28.00 |
| 5146 | Cabinet or Fixtures, Signe Installation or Repair |
| 5183 | Plumbing – Less than $24.00 hr, Refrigeration Equipment - Less than $24.00 hr |
| 5187 | Plumbing – Equals or exceeds $24.00 hr, Refrigeration Equipment - Equals or exceeds $24.00 hr |
| 5190 | Electrical Wiring -less than $28.00 |
| 5191 | Office Machines, Computer/Computer system, Telephone/Telephone system (Installation, Service or Repair) |
| 5192 | Vending or Coin-Operated Machines |
| 5201 | Concrete or Cement Work (including Sidewalks) - Less than $24.00 hr |
| 5205 | Concrete or Cement Work (including Sidewalks) - Equals or exceeds $24.00 hr |
| 5213 | Concrete Construction - foundations |
| 5348 | Tile, Stone, Mosaic or Terrazzo Work |
| 5436 | Hardwood Floor Laying |
| 5467 | Glaziers -less than $26.00 |
| 5470 | Glaziers -equals or exceeds $26.00 |
| 5538 | Sheet Metal Work -less than $25.00 |
| 5542 | Sheet Metal Work -equals or exceeds $25.00 |
| 5650 | Termite Control Work |
| 6218 | Excavation, Grading Land, Land Leveling (farm lands) - Less than $24.00 hr |
| 6220 | Excavation, Grading Land, Land Leveling (farm lands) - Equals or exceeds $24.00 hr |
| 6325 | Conduit Construction |
| 6364 | Irrigation Pipe Installation -agricultural |
| 6400 | Fence Construction |
| 6504 | Food Products Mfg. or Processing |
| 6834 | Boat Building or Repairing |
| 7605 | Burglar Alarm, Fire Alarm, Sound System (Installation, Service or Repair) |
| 7607 | Video or Audio Post Production |
| 8001 | Stores -florists |
| 8004 | Stores -garden supplies |
| 8006 | Stores (retail) – Groceries & Provisions and Fruit or Vegetables |
| 8013 | Stores – Jewelry, Eye Wear |
| 8015 | Stores -furniture |
| 8017 | Stores – Retail, Retail Hardware, Towel/Toilet Supply, Product Demonstrators & Sample Distributors-By contractors in stores |
| 8018 | Stores -wholesale |
| 8019 | Printing – Quick printing, Document Duplication or Photocopying Service |
| 8021 | Stores - meat, fish or poultry -wholesale |
| 8031 | Stores -meat, fish or poultry -retail |
| 8032 | Stores -clothing, dry goods -wholesale |
| 8039 | Stores -department stores |
| 8041 | Stores -wine or spirits -wholesale |
| 8042 | Stores -floor covering |
| 8046 | Stores - automobile accessories |
| 8057 | Boat Dealers |
| 8059 | Stores -ceramic tile |
| 8061 | Stores -groceries and provisions -convenience -retail |
| 8062 | Stores -computer |
| 8063 | Stores - lighting fixtures |
| 8064 | Stores - office supplies and stationery |
| 8065 | Stores -paint or paint supplies |
| 8066 | Stores -bicycles and bicycle accessories |
| 8070 | Stores -video media -rental -retail |
| 8071 | Stores -books -retail |
| 8078 | Sandwich Shops – Not restaurants, Beverage Shops – Not bars/taverns, Ice Cream/Yogurt Shops |
| 8102 | Seed Merchants |
| 8107 | Machinery Dealers |
| 8110 | Stores - welding supplies |
| 8111 | Plumbers Supplies Dealers |
| 8116 | Farm Machinery Dealers |
| 8117 | Stores -feed, tack and farm supplies |
| 8209 | Vegetables -fresh vegetable and tomato packing and handling |
| 8227 | Construction or Erection Permanent Yards |
| 8232 | Lumberyards, Building Material Dealers, Fuel & Material Dealers |
| 8264 | Paper Stock Dealers, Bottle Dealers, Rubber Stock Dealers |
| 8290 | Warehouses -self-storage -all other employees |
| 8291 | Warehouses -cold storage |
| 8292 | Warehouses - general merchandise |
| 8324 | Automobile Gasoline Stations |
| 8387 | Automobile or Automobile Truck Service Stations |
| 8388 | Rubber Tire Dealers |
| 8389 | Automobile or Automobile Truck Repair Shops or Garages |
| 8390 | Automobile Van Conversion or Customizing |
| 8391 | Automobile or Automobile Truck Dealers |
| 8392 | Automobile or Automobile Truck Storage Garages or Parking Stations or Lots |
| 8393 | Automobile Of Automobile Truck Body and Fender Repairing and Painting |
| 8397 | Automobile or Automobile Truck Transmission Repairing and Rebuilding |
| 8601 | Engineers, Consulting, Oil or Gas Geologists or Scouts, Geophysical Exploration |
| 8720 | Inspection for insurance/valuation, Elevator Inspecting, Inspectors/Weighers on Docks/Railway Stations/Warehouses |
| 8740 | Property Mgmt Supervisors - Building Operation (Commercial/Residential), Mobile Home Park Operation, Warehouses (self Storage), SR. Apartment or Condo Complex Operations |
| 8741 | Real Estate Agencies |
| 8742 | Salespersons Outside (including Bookbinding & Printing), Boy/Girl Scout Councils (executive secretaries), Newspaper publishing/printing (reporters/Advertising) |
| 8743 | Mortgage Brokers |
| 8745 | News Agents or Distributors of Magazines -not retail |
| 8748 | Automobile or Automobile Truck Salespersons |
| 8749 | Mortgage Bankers |
| 8755 | Labor Unions |
| 8800 | Mailing or Addressing Companies |
| 8801 | Credit Unions |
| 8803 | Auditors or Accountants |
| 8807 | Newspaper, Magazine or Book Publishing - no printing |
| 8808 | Banks |
| 8810 | Clericals Office employees, Draftpersons, Libraries (Librarians or Professional assistants), Libraries (Public) |
| 8813 | Printing (editing) & Bookbinding (editing) |
| 8818 | Newspaper Publishing or Newspaper Printing - editing |
| 8820 | Attorneys - all employees |
| 8821 | Attorney Support Services |
| 8834 | Physicans - all employees |
| 8838 | Museums |
| 8839 | Dentists and Dental Surgeons - all employees |
| 8840 | Churches - clergy, clerical |
| 8846 | Printing (screen printing-editing) & Screen Printed Merchandise Dealers (editing) |
| 8847 | Beverage Container Collection or Redemption |
| 8859 | Computer Programming/Software Development, Internet Application Development/Operation |
| 8868 | College or Schools - Private - not auto |
| 8875 | Public Colleges or Schools, Superintendent of Public Schools Office |
| 9007 | Apartment or Condominium Complex Operation for Seniors |
| 9008 | Janitorial Services - by contractors |
| 9009 | Building Operation - Comm'l - All other EE's |
| 9010 | Mobilehome Park Operation - all other employees |
| 9011 | Apartment or Condo Complex - all EE's |
| 9015 | Building Operation (All other Emps), Churches, Libraries |
| 9031 | Pest Control |
| 9048 | Camps, Boy & Girl Scout Councils (Camp operations) |
| 9050 | Hotels, Motels |
| 9053 | Baths, Exercise/Health Institutes, Swimming Pools, Swimming Clubs, Tennis/Racquetball Clubs |
| 9059 | Day Care Centers |
| 9060 | Clubs - Country or Golf |
| 9061 | Clubs - NOC - all employees |
| 9066 | Homeowers Assoc - not building Operations |
| 9067 | YMCA or YWCA Institutions, Boys and Girls Clubs |
| 9069 | Clubs - gaming |
| 9079 | Restaurants or Taverns, Vending Concessionaires |
| 9092 | Bowling Centers, Billiard Halls, Skating Centers |
| 9097 | Swimming Pool Cleaning - by specialty contractors |
| 9101 | College or schools - private - other than profes, |
| 9155 | Theaters - motion picture |
| 9220 | Cemetery Operation, Crematory Operators |
| 9501 | Painting (Shop only), Painting (Automobile or Auto Truck Bodies) |
| 9507 | Sign Painting or Lettering, Sign Mfg (quick sign shops) |
| 9516 | TV/Video/Audio/Radio Equipment/Auto Radio & Telephone – Installation, Service or Repair |
| 9519 | Household Appliances, Water Softening or Conditioning Systems |
| 9521 | House Furnishings, Floor Covering, Window Covering |
| 9522 | Upholstering (including Furniture, Auto Body, Coffin or Casket, Wheelchair) |
| 9586 | Barber Shops or Beauty Parlors |
| 9620 | Funeral Directors - All Employees |