Appeal scope clarified for securities appeals, defining parties, officers, registry duties and prescribed forms. Defines key terms for appeals under the Securities Contracts (Regulation) framework, specifying that an appeal covers challenges filed under the Act and certain rules; designates the Appellate Tribunal, Member, Presiding Officer, Registrar, and registry with their respective roles; and identifies functional entities such as 'bye-laws,' 'form,' and 'recognised stock exchange,' while directing that undefined words take their meaning from the principal Act. A substitution note updates the appeal definition by notification.