Section 3 of the Principal Act is amended as follows:(a) by omitting "(other than a medical practitioner)" from the definition of accredited person in subsection (1) ;(b) by omitting the definition of Chief Executive from subsection (1) ;(c) by inserting the following definition after the definition of long service leave in subsection (1) :medical assessor means a medical practitioner accredited by the Board for the purposes of assessing the degree of a worker's permanent impairment in accordance with section 72 or 73 ;(d) by omitting the definition of medical practitioner from subsection (1) and substituting the following definition:medical practitioner means a person who (a) is resident in a State or Territory of the Commonwealth and is entitled to practise as a medical practitioner in accordance with the laws of that State or Territory; or(b) is not resident in a State or Territory of the Commonwealth but who is entitled to practise as a medical practitioner under the laws of another jurisdiction;(e) by inserting the following paragraph after paragraph (f) in the definition of medical question in subsection (1) :(g) a medical service provided or to be provided to a worker for an injury, including the adequacy, appropriateness or frequency of that service;(f) by inserting the following definition after the definition of Nominal Insurer in subsection (1) :notified dispute means a claim for liability disputed under section 77AA ;(g) by inserting the following definition after the definition of second injury scheme in subsection (1) :Secretary means the Secretary of the Department;(h) by inserting the following definition after the definition of State in subsection (1) :State of connection means the State with which the employment of a worker is connected as determined under Division 2 of Part III ;(i) by omitting from subsection (2) "For" and substituting "Subject to section 26A(1) of the Taxi and Luxury Hire Car Industries Act 1995 and for" .