Ohio Rev. Code Ann. § 2907.26 – Rules of evidence in brothel and prostitution cases

(A) In any case in which it is necessary to prove that a place is a brothel, evidence as to the reputation of such place and as to the reputation of the persons who inhabit or frequent it, is admissible on the question of whether such place is or is not a brothel.
(B) In any case in which it is necessary to prove that a person is a prostitute, evidence as to the reputation of such person is admissible on the question of whether such person is or is not a prostitute.
(C) In any prosecution for a violation of sections 2907.21 to 2907.25 of the Revised Code, proof of a prior conviction of the accused of any such offense or substantially equivalent offense is admissible in support of the charge.
(D) The prohibition contained in division (D) of section 2317.02 of the Revised Code against testimony by a husband or wife concerning communications between them does not apply, and the accused's spouse may testify concerning any such communication, in any of the following cases:
1. (1) When the husband or wife is charged with a violation of section 2907.21 of the Revised Code, and the spouse testifying was the victim of the offense;
2. (2) When the husband or wife is charged with a violation of section 2907.22 of the Revised Code, and the spouse testifying was the prostitute involved in the offense, or the person transported, induced, or procured by the offender to engage in sexual activity for hire;
3. (3) When the husband or wife is charged with a violation of section 2907.23 of the Revised Code, and the spouse testifying was the prostitute involved in the offense or the person who used the offender's premises to engage in sexual activity for hire;
4. (4) When the husband or wife is charged with a violation of section 2907.24 or 2907.25 of the Revised Code.