It reported to several ministers including Jim Cox and Michael Aird .
The Department of Infrastructure , Energy and Resources ( DIER ) was the department of the Government of Tasmania responsible for management of the state 's infrastructure .
Department of Infrastructure , Energy and Resources reported to several ministers including Jim Cox and Michael Aird .
The Department of Infrastructure , Energy and Resources ( DIER ) was the department of the Government of Tasmania responsible for management of the state 's infrastructure .