PART X PRESUMPTION RESPECTING POST-TRAUMATIC STRESS DISORDER — Post-traumatic stress disorder presumption

"post-traumatic stress disorder" means post-traumatic stress disorder as described in the most recent edition of the Diagnostic and Statistical Manual of Mental Disorders published by the American Psychiatric Association; is exposed to a traumatic event or events in the course of the worker's employment; and

"psychiatrist" means a medical practitioner who is diagnosed with post-traumatic stress disorder by a psychiatrist or a registered psychologist, the pos t-traumatic stress disorder shall be presumed, unless the contrary is shown, to be an injury that arose out of and in the course of the worker's employment.

has completed a residency in psychiatry, (ii) has been certified by the Royal College of Physicians and Surgeons of Canada, (iii) is registered with the licensing board in the jurisdiction in which the medical practitioner practices, and (iv) whose registration is not suspended, cancelled or withdrawn; and holds a master's or doctorate degree in psychology, (ii) is registered with the licensing board in the jurisdiction in which the person practices, and (iii) whose registration is not suspended, cancelled or withdrawn.

"registered psychologist" means a person who

Where a worker

Notwithstanding subsection (2), post-traumatic stress disorder that may be the result of an employer's decision or action relating to the employment of a worker including a decision to change the work to be performed or the working conditions, to discipline the worker or to terminate the worker's employment does not constitute an injury.