If you require information relating to Copyright, the first thing to consider is what is the work and what do you want to use it for and who are your target audience?
It makes a difference if you are using an item as part of your work for Government, undertaking study, or using material as a member of the public.
In the first instance, refer to the Australian Copyright Council.
In particular, these factsheets will provide information on many situations:
Metro North HHS have very strict rules around design – see: http://qheps.health.qld.gov.au/metronorth/communications/design.htm