Queensland Consolidated Regulations Queensland Consolidated RegulationsA defendant may file a third party notice if the defendant wants to—
(a) claim against a person who is not already a party to the proceeding a contribution or indemnity; or
(b) claim against a person who is not already a party to the proceeding relief—(i) relating to or connected with the original subject matter of the proceeding; and(ii) substantially the same as some relief claimed by the plaintiff; or
(c) require a question or issue relating to or connected with the original subject matter of the proceeding to be decided not only as between the plaintiff and the defendant but also as between either of them and a person not already a party to the proceeding.