The following words and phrases when used in this chapter shall have the meanings given to them in this section unless the context clearly indicates otherwise:
"Administrative duty." An administrative law enforcement duty that is designed to limit a law enforcement officer's day-to-day work-related interactions with the public.
"Law enforcement agency." Any of the following:
(1) A police department of a county, city, borough, incorporated town or township.
(2) A county district attorney's office.
"Law enforcement officer." An individual employed by a law enforcement agency who is required to be trained under 53 Pa.C.S. Ch. 21 Subch. D (relating to municipal police education and training).
"Post-traumatic stress disorder." A post-traumatic stress disorder as defined by the American Psychiatric Association and documented in the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, 5th edition.