Ohio Revised Code Title XVII. Corporations Partnerships § 1782.17

(1) In the case of a person acquiring a partnership interest directly from the limited partnership, upon compliance with the partnership agreement or, if the partnership agreement does not so provide, upon the written consent of all partners;

(2) In the case of an assignee of a partnership interest of a partner who has the power, as provided in section 1782.42 of the Revised Code, to grant the assignee the right to become a limited partner, upon the exercise of that power and compliance with any conditions limiting the grant or exercise of the power.