Tennessee-City of Knoxville-Gas Installation and Serviceman's Bond ($10,000) The City of Knoxville Gas Installation & Serviceman Surety Bond is required by the state of Tennessee City of Knoxville. The Bond amount(Penalty) required is $10,000. This Bond is required of principals that have applied for a license to do business as a Gas installation & Serviceman in the state of Tennessee. Therefore the principal will be required to comply with all rules and regulations regarding said permit in order to identify the City of Knoxville from negligence from the principal or the principal?s employees. The principal will also have to comply with all local and state laws.