Ohio Administrative Code
Title 4123 - Bureau of Workers' Compensation
Chapter 4123-17 - General Rating for the State Insurance Fund
Section 4123-17-65 - Experience retention for group experience rate calculation purposes

If an individual employer is a member of a group for group experience rating and leaves the group, the experience of that individual employer shall be used in experience-rating calculations for the group to impact only the rating years that the employer was a member of the group. The individual employer leaving the group retains its own experience rating incurred while a member of the group for the balance of the standard experience period. The group shall not be liable for claims experience incurred by an individual employer for claims occurring after the employer has left the group.