Australasian Legal Information Institute (AUSTLII)
Foolkit (a collection of free information and resources for lawyers and legal questions for the public)
Guide to Law Online (US Library of Congress)
LawSearch Online (Attorney-General's Department)
stampduty.com.au (Stamp Duties imposed by the States and Territories of Australia)
landtax.com.au (Land Taxes imposed by the States and Territories of Australia)
payrolltax.com.au (Payroll Taxes imposed by the States and Territories of Australia)
statetax.com.au (State Taxes imposed by the States and Territories of Australia)