Procedure for obtaining a default judgment for costs onlyE+W
12.9—(1) Where a claimant wishes to obtain a default judgment for costs only—
(a)if the claim is for fixed costs, he may obtain it by filing a request in the relevant practice form;
(b)if the claim is for any other type of costs, he must make an application in accordance with Part 23.
(2) Where an application is made under this rule for costs only, judgment shall be for an amount to be decided by the court.
(Part 45 sets out when a claimant is entitled to fixed costs)