This document provides comprehensive notes on Collective Investment Schemes (CIS) tailored for CA and CS students. It clearly defines what a CIS is, outlines arrangements excluded from its definition, and details the roles and responsibilities of Collective Investment Management Companies (CIMCs). The notes also cover the requirements for launching schemes, obligations of CIMCs, penal provisions for non-compliance, and the process for winding up schemes. It's an essential free resource for students needing to grasp complex CIS regulations.