(1) In exercising its powers and performing its functions, CASA must regard the safety of air navigation as the most important consideration.
(2) Subject to subsection (1), CASA must exercise its powers and perform its functions in a manner that ensures that, as far as is practicable, the environment is protected from:
(a) the effects of the operation and use of aircraft; and
(b) the effects associated with the operation and use of aircraft.
(3) Subject to subsection (1), in developing and promulgating aviation safety standards under paragraph 9(1)(c), CASA must:
(a) consider the economic and cost impact on individuals, businesses and the community of the standards; and
(b) take into account the differing risks associated with different industry sectors.