On Board Trains Occupational Health and Safety Regulations

11.4 The employer shall report the date, time, location and nature of any accident, occupational disease or other hazardous occurrence referred to in subsection 11.3(1) by telephone to the Head of Compliance and Enforcement as soon as feasible but not later than 24 hours after becoming aware of the occurrence, if the occurrence results in

• (a) the death of an employee;

• (b) a disabling injury to two or more employees;

• (b.1) the loss by an employee of a body member or a part of it or the complete loss of the usefulness of a body member or a part of it;

• (b.2) the permanent impairment of a body function of an employee;

• (c) an explosion; or

• (d) damage to a boiler or pressure vessel that results in fire or the rupture of the boiler or pressure vessel.