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 "Filter By" pulldown menu. Refer to 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 (USRP).
Click on a phraseology or code in the table below to view detailed information such as phraseology, footnotes, rules and pure premium rates for that classification. To sort the complete list of classifications in alphabetical order, click on the "Phraseology" link at the top of the column. To sort the list of classifications in numerical order, click on the "Code" link at the top of the column.
|4665||RENDERING OR FERTILIZER MFG.|
|4683(1)||VEGETABLE OIL MFG. OR REFINING — N.O.C.|
|4683(2)||COTTONSEED OIL MFG. OR REFINING — during both active and dormant seasons — including installation or repair of equipment; yard employees; seed or fuel haulers|
ORTHOTIC OR PROSTHETIC DEVICE MFG. — including fitting and adjusting
DENTAL LABORATORIES — including foundry or casting operations
|4717||BUTTER SUBSTITUTES MFG.|
|4720||SOAP OR SYNTHETIC DETERGENT MFG.|
|4740(1)||OIL REFINING — petroleum|
ASPHALT OR TAR DISTILLING OR REFINING — including manufacture of products obtained from such distilling or refining and the saturation of paper or felt with tar or asphalt
|4740(3)||GASOLINE RECOVERY — from casing head or natural gas|
|4771(1)||EXPLOSIVE MFG. — N.O.C.|
|4771(2)||ROCKET PROPELLANT MFG. — solid propellant|
|4828||CHEMICAL MIXING OR REPACKAGING — N.O.C.|
CHEMICAL MFG. — including mixing and packaging — N.O.C.
VITAMIN OR DIETARY SUPPLEMENT MFG. — compounding, blending or packaging only — not manufacturing ingredients
CEILING INSTALLATION — suspended panels
MASONRY — employees whose regular hourly wage does not equal or exceed $32.00 per hour — N.O.C.
MASONRY — 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 5027, Masonry.
CONCRETE OR ASPHALT SAWING OR DRILLING — N.O.C.