The Tennessee Department Of Revenue Has Gone After A Former Washington County Tennessee Businessman For Failing To Pay Sales Taxes. 47 Year Old Kevin Hubbs Is The Former Owner Of Mobile Tech “On Site” Vehicle Maintenance In Johnson City And Was Recently Charged In A 12 Count Indictment. Hubbs Is Free On A 39-Thousand Dollars Bond. If Convicted, He Faces Up To Two Years In Prison And A Fine Over Three Thousand Dollars For Each Count.