Ohio Deferred Compensation is a supplemental 457(b) retirement plan for all Ohio public employees. It provides participants with educational tools.Timeline: June. July. Aug. Sept. Oct. Nov. Dec. We encourage you to ask about and understand all fees associated with all your investments. Retirement Plan Fees. Information on these expenses can be found in the fund profiles or the respective prospectus. Call 877-644-6457 to receive the fund profile or prospectus.