Your employer is laying.and please dont cheat regarding this.Not worth doing that. Please check ato as reference. http://www.ato.gov.au/individual ... 58&mfp=001/002.
I got $4100 return last year as Income Before Tax(IBT) is 105K/year.please dont not expect too much from OZ government.China V5!!(rich man not allowed to pay tax!you understand)