(1) A defendant who offers to settle the whole or part of a claim may pay money into court in support of the offer.
(2) A defendant may not pay money into court unless the —
(a) defendant certifies that such payment is in support of an offer to settle;
(b) payment is made to support a defence of tender; or
(c) payment is made under a court order.
(3) A payment into court may not be made until a claim is issued.
(4) A payment into court to support an offer may be made —
(a) when the offer is made; or
(b) at any time while the offer is outstanding.
(5) A defendant who pays money into court must —
(a) serve notice of payment on the claimant; and
(b) file a copy of the notice with a statement of the date (if any) by which the offer is open for acceptance under rule 35.9(1).