| ABN (n) | Australian Business Number A tax number that qualifies you as a business. |
| GST | Goods and Services Tax ten percent nationwide |
| impost (n) | customs duty; tax penalty; race horse handicap weight |
| imputation (adj) | way of avoiding double taxation on dividends See section on franking credits. |
| rates (n) | property taxes |
| rationalisation (v) | To eliminate equipment or staff to make a business more efficient. |
| superannuation, super (n) | retirement fund |
| TFN (n) | Tax File Number equivalent to Social Security Number |