| 51.08.010 | Meaning of words. |
| 51.08.012 | "Accredited school." |
| 51.08.013 | "Acting in the course of employment." |
| 51.08.014 | "Agriculture." |
| 51.08.015 | "Amount," "payment," "premium," "contribution," "assessment." |
| 51.08.018 | "Average monthly wage." |
| 51.08.020 | "Beneficiary." |
| 51.08.030 | "Child." |
| 51.08.040 | "Department." |
| 51.08.050 | "Dependent." |
| 51.08.060 | "Director." |
| 51.08.070 | "Employer" -- Exception. |
| 51.08.095 | "Health services provider" -- "Provider." |
| 51.08.100 | "Injury." |
| 51.08.110 | "Invalid." |
| 51.08.140 | "Occupational disease." |
| 51.08.142 | "Occupational disease" -- Exclusion of mental conditions caused by stress. |
| 51.08.150 | "Permanent partial disability." |
| 51.08.160 | "Permanent total disability." |
| 51.08.173 | "Self-insurer." |
| 51.08.175 | "State fund" -- "State of Washington industrial insurance fund." |
| 51.08.177 | "Successor." |
| 51.08.178 | "Wages" -- Monthly wages as basis of compensation -- Computation thereof. |
| 51.08.180 | "Worker" -- Exceptions. |
| 51.08.185 | "Employee." |
| 51.08.195 | Employer and worker -- Alternative exception. |