East African Community Court of Justice Rules of Procedure, 2019. (2) Any such person may, with the leave of the Court or with the consent of the applicant, lodge one or more supplementary affidavits in accordance with Form 3 of the Second Schedule. SECTION X THIRD PARTY, INTERVENTION AND AMICUS CURIAE PROCEDURE Notice to third party. 55. (1) Where a respondent claims as against any other person not already a party to the claim or reference (hereinafter called the third party):— (a) any contribution or indemnity; or (b) any relief or remedy relating to or connected with the original subject-matter of the claim or reference and substantially the same as some relief or remedy claimed by the applicant or claimant; or (c) that any question or issue relating to or connected with the said subject-matter is substantially the same question or issue arising between the claimant and the respondent and should properly be determined not only as between the applicant or claimant and the respondent but also as between the applicant or claimant and respondent and the third party or between any or either of them (the respondent) he/she may, with leave of the Court, issue a notice (hereinafter called a third party notice) to that effect. (2) The application for leave to issue third party notice shall be made ex parte by notice of motion supported by one or more affidavits. (3) A copy of such third party notice shall be filed and served on the third party in accordance with the rules relating to the service of a notification. 34