Facts & figures
Businesses - Rates, calculators & tools - http://www.ato.gov.au/businesses/pathway.asp?pc=001/003/019&mfp=00
Individuals - Rates, calculators & tools - http://www.ato.gov.au/individuals/content.asp?doc=/content/12333.htm&pc=001/002/046/002/002&mnu=1045&mfp=001/002&st=&cy=11&m
Superannuation Contributions - http://www.ato.gov.au/print.asp?doc=/content/60489.htm
PAYG Withholding Tables - http://www.ato.gov.au/individuals/content.asp? doc=/content/25869.htm&page=3&H3=&pc=001/002/046/002/011&mnu=1143&mfp=001/002&st=&cy=1