(1) The retirement system may use any or all of the following methods to recover amounts owed from a member or benefit recipient: (a) accept a lump-sum payment; (b) accept installment payments; (c) accept a rollover payment from a member; (d) actuarially adjust monthly benefit payments; (e) withhold up to 50% of each monthly benefit payment; (f) withhold up to 100% of a lump-sum distribution; or (g) withhold up to 100% of the lump-sum death benefit payable under 19-20-1001(1)(b) or 19-20-1002(1)(a). (2) For payment of amounts owed by an employer, the retirement system may use any or all of the following methods: (a) adjust the amount of subsequent contributions due from the employer; (b) accept installment payments; or (c) accept a lump-sum payment.