appeal tribunalmeans a child support appeal tribunal;
Chief Commissionermeans the Chief Child Support Commissioner appointed under section 22(1) of the Act;
Commissionermeans the Chief or any other Child Support Commissioner appointed under section 22(1) of the Act and includes a Tribunal of Commissioners constituted under paragraph 5 of Schedule 4 to the Act;
proceedingsmeans any proceedings before a Commissioner, whether by way of an application for leave to appeal to, or from, a Commissioner, or by way of an appeal or otherwise;
respondentmeans any person, other than the applicant or appellant, who participated as a party to the proceedings before the appeal tribunal, and any other person who, pursuant to a direction given under regulation 7(1)(a), is served with notice of the appeal;
the Actmeans the Child Support Act 1991;