Ohio Rev. Code Ann. § 4563.30
(A) As used in this section:
(B) Notwithstanding any provision of the Revised Code to the contrary, the department of transportation, in consultation with the department of public safety, shall adopt rules regarding the security of public-use and private-use airports. The rules shall include, but not be limited to, provisions that do the following:
(2) Require all public-use airports located in whole or in part in this state, and all private-use airports located in whole or in part in this state that are located within thirty nautical miles of either a metropolitan population of at least one hundred thousand persons or a sensitive site, or that have eleven or more based aircraft, a runway length more than two thousand feet, or more than ten thousand annual aircraft operations, to do all of the following: