Ohio Rev. Code Ann. § 4511.192
(D)
(1) If a law enforcement officer asks a person under arrest as described in division (A)(5) of section 4511.191 of the Revised Code to submit to a chemical test or tests under that section and the test results indicate a prohibited concentration of alcohol, a controlled substance, or a metabolite of a controlled substance in the person's whole blood, blood serum or plasma, breath, or urine at the time of the alleged offense, or if a law enforcement officer asks a person under arrest as described in division (A) of this section to submit to a chemical test or tests under section 4511.191 of the Revised Code, the officer advises the person in accordance with this section of the consequences of the person's refusal or submission, and either the person refuses to submit to the test or tests or, unless the arrest was for a violation of section 4511.194 of the Revised Code or a substantially equivalent municipal ordinance, the person submits to the test or tests and the test results indicate a prohibited concentration of alcohol, a controlled substance, or a metabolite of a controlled substance in the person's whole blood, blood serum or plasma, breath, or urine at the time of the alleged offense, the arresting officer shall do all of the following:
(d) Send to the registrar, within forty-eight hours after the arrest of the person, a sworn report that includes all of the following statements: