<Tr> <Th> Parent agency </Th> <Td> Department of Infrastructure and Regional Development </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.casa.gov.au </Td> </Tr> <P> The Civil Aviation Safety Authority (CASA) is the Australian national authority for the regulation of civil aviation . Although distinct from the government, it reports to the Federal Minister for Infrastructure and Transport . </P> <P> CASA is responsible for monitoring civil air operations in Australia, issuing appropriate licences, enforcing safety requirements and protecting the environment from the effects of aircraft use . </P>

What is the purpose of the civil aviation safety authority