SEBI (Securities and Exchange Board of India) was established in 1988 to regulate the securities market in India. SEBI aims to protect investors, maintain orderly markets, and promote market development. It oversees stock exchanges, registers market intermediaries like brokers and merchant bankers, and regulates substantial acquisitions of shares and takeovers. SEBI is divided into departments and has offices across major Indian cities. It works with advisory committees to achieve its goals of regulating primary and secondary markets and protecting investors.