<prompt> Translate the following text to SwahiliOne common mistake is to count federal grants-in-aid as state and local taxes, but thats double counting, since theyre already paid for by federal taxes.  <response>: Kosa moja la kawaida ni kuhesabu misaada ya shirikisho kama kodi ya serikali na ya mitaa, lakini hiyo ni kuhesabu mara mbili, kwa kuwa tayari zimelipwa na kodi ya shirikisho. 