Service of a Part 20 claim form
20.8—(1) Where a Part 20 claim may be made without the court’s permission, the Part 20 claim form must—
(a)in the case of a counterclaim, be served on every other party when a copy of the defence is served;
(b)in the case of any other Part 20 claim, be served on the person against whom it is made within 14 days after the date on which the party making the Part 20 claim files his defence.
(2) Paragraph (1) does not apply to a claim for contribution(GL) or indemnity(GL) made in accordance with rule 20.6.
(3) Where the court gives permission to make a Part 20 claim it will at the same time give directions as to the service of the Part 20 claim.