Washington Workers' Compensation Filing Information is information required by the Washington State Department of Labor & Industries for reporting of workplace injuries and illnesses. This information is used to track and monitor workplace safety and compliance with state and federal occupational health and safety regulations. The main types of Washington Workers' Compensation Filing Information are: 1. Report of Accident Form: This form is used to report all workplace injuries and illnesses to the Washington State Department of Labor & Industries. 2. Employer's Report of Injured Employee: This form is used to report workplace injuries and illnesses to the Washington State Department of Labor & Industries. 3. First Report of Injury or Illness: This form is used to report the initial injury or illness and subsequent reports of medical treatment received as a result of the injury or illness. 4. Employer's Notice of Acceptance or Denial of Injury or Illness: This form is used to report the employer's decision to accept or deny liability of the workplace injury or illness. 5. Notice of Claim for Compensation: This form is used to initiate the application for workers' compensation benefits. 6. Notice to Employer of Injury or Illness: This form is used to notify the employer of an employee's injury or illness and to provide information regarding the employee's rights to workers' compensation benefits.