The answer to all of these questions is Yes.
Entry Barriers are high for new Importers with Import Licences in the region of US$10,000 Per Year. Every label that you intend to sell also needs to be registered, as well as yourself being set up in the state as a licensed Trader.
If you are confused at this point, I suggest you take your time to understand these structures before embarking on any venture.
What do you intend to take to India from Oz?