| B1103 | Fire sprinkler installation | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1104 | Commercial kitchen and cafeteria equipment  installation | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1105 | All electric work, including the installation of solar panels | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1107 | Mechanical sheet metal work and duct work | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1109 | General mechanical contracting offering a combination of all related trades | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1110 | Refrigeration exclusively | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1111 | Manual chimney sweeps | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1116 | Swimming pool installation, residential and commercial | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1118 | TV and radio antenna erection, lightning rod installation and wind velocity monitoring | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1121 | Satellite dish system installation | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1124 | Overhead door installation | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1126 | Vacuum systems installation | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1127 | On-site cabinet making and installation, including incidental shop fabrication as a business | B11 - Construction Trades | 1.79 | 
          
                                                                                        | B1201 | Painting, sandblasting, decorating, wallcoverings, spraytex, stippling | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1202 | Acoustic ceilings, residential and other interior  renovations, metal studs, movable partitions, renovations, metal studs, movable partitions, handyman service, carpentry | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1203 | Home owner construction for self (voluntary) | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1204 | Residential construction | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1205 | Construction project management | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1207 | Insulation installation and removal, including mechanical blown rigid plus rock wool, excluding roof insulation | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1212 | Marina and wharf construction | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1213 | Window cleaning as a business | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1214 | Service station maintenance and renovations | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1215 | Install fire escapes and iron stairs, miscellaneous  metal installation, playground apparatus installation, stage construction and assembly | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1216 | Industrial maintenance at industrial sites | B12 - Residential Construction | 2.63 | 
          
                                                                                        | B1217 | Dampproofing | B12 - Residential Construction | 2.63 |