Cin full form: What is a CIN Number/ CIN Code

What is a CIN Number/ CIN Code? A CIN Number, or Corporate Identification Number, is a unique code used to monitor a company's activities once registered with the ROC. A Corporate Identification Number ( CIN ) is a 21-digit alpha-numeric code issued to companies incorporated in India. CIN [1][2][3] is unique identification number that is given by Registrar of Companies (ROC) of various states under the Ministry of Corporate Affairs (MCA). CIN is an important number as every company must mention this unique CIN in the forms to be submitted to the Ministry of Corporate Affairs (MCA), particularly in audits and reports. The full form of CIN is Corporate Identification Number. The Registrar of firms (RoC) within the Ministry of Corporate Affairs (MCA) assigns firms a unique 21-character alphanumeric identification known as the Company Registration Number (CRN), also known as the Corporate Identification Number ( CIN ) in India.