SEBI is the primary regulator of the Indian securities markets. It has wide-ranging powers to register and regulate intermediaries like stock exchanges, as well as protect investors through disclosures and preventing unfair practices. The key statutes governing the capital markets are the SEBI Act, SCRA, and Depositories Act. SEBI also has delegated powers under the Companies Act. It has established a framework of detailed rules and regulations on various aspects of the market. The document discusses the constitutional theme of regulators, interplay between corporate and securities laws, and provides an overview of principal statutes and regulatory framework.