A person with a permit for excavation from the state or a local governmental unit is subject to this chapter. This chapter does not affect or impair local ordinances, charters, or other provisions of law requiring permits to be obtained before excavating.
Permittee for excavation
Ohio Rev. Code Ann. § 4913.52, under Chapter 4913 | Public Utilities Commission - Enforcement Of Underground-utility-damage-prevention Law.
Ohio Rev. Code Ann. § 4913.52