Skip to Content

Classification Search

Print page
Classification Phraseology as of:
Classification Code:



This classification applies to the application of wood and metal lath to commercial or residential building interiors or exteriors. This classification includes the incidental application of moisture barrier material, wire mesh, prefabricated wire and molded plastic foam trim.

This classification also applies to the framing of interior, non-structural walls using light gauge steel studs provided the employer performs no structural steel framing or wallboard installation operations at the same job or location.

The framing of interior, non-structural walls using light gauge steel studs by an employer engaged in the installation of wallboard at the same job or location shall be classified as 5446/5447, Wallboard Installation.

The structural framing of residential or commercial structures using light gauge, cold formed steel studs and joists shall be classified as 5632/5633, Steel Framing.

The application of plaster or stucco to building surfaces shall be separately classified as 5484/5485, Plastering or Stucco Work.

Industry Group/Related Classifications:
Approved Pure Premium Rate:
To learn how approved pure premium rates are different than insurer rates, click here.
Effective DatePure Premium RateNote
Prior Phraseology and Footnote:
Shown below is the previously published phraseology and footnoteEffective Date


New Search

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.