Ohio Revised Code Title I. State Government § 174.04

(A) The department of development shall make an annual determination of the median income for persons in each county.

(B) The director of development shall determine appropriate income limits for identifying or classifying low- and moderate-income persons for the purposes of sections 174.01 to 174.07 of the Revised Code. In making the determination, the director shall take into consideration the amount of income available for housing, family size, the cost and condition of available housing, ability to pay the amounts the private market charges for decent, safe, and sanitary housing without federal subsidy or state assistance, and the income eligibility standards of federal programs. Income limits may vary from area to area within the state.