This document provides an overview of shares and debentures under Indian company law. It defines various types of share capital such as authorized, issued, subscribed, and paid-up capital. It also discusses the classification of shares into equity and preference shares, and the classification of preference shares into cumulative, non-cumulative, redeemable, irredeemable, convertible and non-convertible shares. The document also covers topics such as voting rights of shareholders, issue of shares, share certificates, transfer and transmission of shares, debentures, types of debentures, and certificates of debenture.