What is commencement of business certificate?

All the companies incorporated on or after 2nd November, 2018 need to inform the Ministry of Corporate Affairs about starting of their business activity after introduction of the share capital as subscribed in the Memorandum of Association. In simple words, the company should open its bank account and deposit subscribed share capital of every shareholder of the company. The bank statement showing the entries of all subscribed share capital should be attached to Form INC 20A to intimate the MCA of commencement of business.