<prompt> Translate the following text to SwahiliThe current income tax system provides preferential treatment-such as special exemptions, special deductions, andor credits, as well as special  <response>: Mfumo wa sasa wa kodi ya mapato hutoa matibabu ya upendeleo - kama vile msamaha maalum, punguzo maalum, naau mikopo, pamoja na matibabu maalum. 