South carolina constitution
Article VIII: local government
Section 15

No law shall be passed by the General Assembly granting the right to construct and operate in a public street or on public property a street or other railway, telegraph, telephone or electric plant, or to erect water, sewer or gas works for public use, or to lay mains for any purpose, or to use the streets for any other such facility, without first obtaining the consent of the governing body of the municipality in control of the streets or public places proposed to be occupied for any such or like purpose; nor shall any law be passed by the General Assembly granting the right to construct and operate in a public street or on public property a street or other railway, or to erect waterworks for public use, or to lay water or sewer mains for any purpose, or to use the streets for any facility other than telephone, telegraph, gas and electric, without first obtaining the consent of the governing body of the county or the consolidated political subdivision in control of the streets or public places proposed to be occupied for any such or like purpose.