It is an 8-digit unique identification number that has lifetime validity. Through DIN, details of the directors are maintained in a database. DIN is specific to a person, which means even if he is a director in two or more companies, he has to obtain only one DIN.

Director Identification Number (DIN) is a mandatory requirement for all existing and new directors (or proposed directors) of a company. A DIN number is issued under the directions provided by the amendment to the Companies Act. It is an 8-digit Unique Identification Number allotted to all directors.

Any person (not having DIN) proposed to become a first director in a new company shall have to make an application through eForm SPICe. The applicant is required to attach the proof of Identity and address along with the application. DIN would be allocated to User only after approval of the form.