Waihanga i tētahi putanga matatini ake o tēnei rerenga The City of Sumter has a council-manager form of government.
Ko te tikanga, ko te putanga matatini ake o te rerenga ko "Ko te Taone o Sumter e pupuri ana i te rereketanga o te mea tuatahi ki te tango i te kaunihera-kaiwhakahaere ahua o te kawanatanga i muri tata i te whakaturanga i te Pipiri 11, 1912. "