Maryland Code, State Personnel and Pensions § 25-203.1

For members who transfer from the Employees' Pension System or the Employees' Retirement System, the Board of Trustees shall transfer to the accumulation fund of the Correctional Officers' Retirement System the employer contributions that were made to the Employees' Pension System or the Employees' Retirement System on behalf of those members who transferred, plus the interest earned on those contributions through the date of transfer.