Ohio Rev. Code Ann. § 4123.26
(B) Except as otherwise provided in division (C) of this section, every private employer employing one or more employees regularly in the same business, or in or about the same establishment, shall submit a payroll report to the bureau. Until the policy year commencing July 1, 2015, a private employer shall submit the payroll report in January of each year. For a policy year commencing on or after July 1, 2015, the employer shall submit the payroll report on or before August fifteenth of each year unless otherwise specified by the administrator in rules the administrator adopts. The employer shall include all of the following information in the payroll report, as applicable:
(5)
(a) In accordance with the rules adopted by the administrator pursuant to division (C) of section 4123.32 of the Revised Code, if the employer employs employees who are covered under the federal "Longshore and Harbor Workers' Compensation Act," 98 Stat. 1639, 33 U.S.C. 901 et seq., and under this chapter and Chapter 4121. of the Revised Code, both of the following amounts: