| Number of businesses |
Percentage of all Schedule 1 businesses |
Percentage of all Schedule 1 insurable earnings (2018) |
Percentage of class at or below class rate (2020) |
Percentage of class above class rate (2020) |
Percentage of class projected below or at class rate |
Percentage of class projected above class rate |
|---|---|---|---|---|---|---|
| 24,049 | 8% | 4% | 21% | 79% | 21% | 79% |
| Class G4 - Building equipment construction | Number of businesses |
Percentage of businesses in the class |
Percentage of class insurable earnings (2018) |
Percentage of businesses at or below the class rate (2020) |
Percentage of businesses above class rate (2020) |
Percentage of businesses projected below or at class rate |
Percentage of projected |
|---|---|---|---|---|---|---|---|
| Electrical contractors and other wiring installation contractors (23821) | 10,655 | 44% | 39% | 44% | 56% | 43% | 57% |
| Other building equipment contractors (23829) | 1,595 | 7% | 12% | 4% | 96% | 4% | 96% |
| Plumbing, heating and air-conditioning contractors (23822) | 11,799 | 49% | 49% | 3% | 97% | 2% | 98% |