Ohio Rev. Code Ann. § 145.17

The head of each department shall, on the first day of each calendar month, notify the public employees retirement board of the employment or the entering into office of new public employees, and shall submit to the board a statement showing the names, sex, title, earnable salary, duties, and date of birth of the new public employees, and shall also notify the board at the same time of all removals, withdrawals, and changes in salary of any contributors to the public employees retirement system that has occurred during the preceding month.