This document lists 20 documents that must be submitted for scheme of amalgamation or arrangement cases to the Calcutta Stock Exchange (CSE). It includes documents such as board resolutions approving the scheme, the scheme details, company histories, valuation reports, shareholding details, financial statements, and undertakings. Additional documents are required for specific cases like demergers, companies listed on other exchanges, and schemes involving capital reduction or arrangements with creditors. The CSE reserves the right to request additional documents or clarifications as needed.