(cf SCR Part 27, rule 12; DCR Part 25,
rule 18)
If a party fails to comply with an undertaking referred to in
rule 24.5(1)(b)(ii) within 7 days after service on the party of notice of the
amount of the expenses concerned, the court--
(a) may order the party to pay the amount of the expenses to the registrar by a specified date, and
(b) if the party fails to comply with that order by the specified date, may give such judgment, or make such order, as it thinks fit.