(1) A benefit payable pursuant to an order made under section 187(2), or a contingent benefit payable pursuant to an order made under section 187(5), is payable out of the resources of the scheme and, unless the order or relevant guidelines provide otherwise, in accordance with the rules of the scheme and those guidelines.

(2) The amount of retirement benefit payable to the member qualified cohabitant, or the amount of contingent benefit payable to or in respect of the member qualified cohabitant, in accordance with the rules of the relevant scheme shall be reduced by the designated benefit or contingent benefit payable pursuant to an order made under section 187(2) or (5), as the case may be, to the other qualified cohabitant.