Possession: the possession of any substance that is illegal under the law, prosecution must show the accused had physical control of it and had the intention to posses or knew the location of the illegal drug.
Use: the consumption of any illegal drug.
Possession of equipment for the use or manufacture of illegal drugs: the possession of instruments of administration (not syringes in NSW) or involvement in the manufacture of illegal drugs.
Importation of illegal drugs: importation of illegal drugs into Aust for use or sale (Federal offence).
Supply or possession for the purposes of trafficking: intention of, selling of illegal drugs, giving or having in possession a quantity of drugs considered a trafficable quantity (more than for personal use).
Conspiracy: an agreement to supply or commit an offence concerning drugs (often used is there is insufficient evidence for another charge).