Invariably, the Balance Sheet and Annual Return have to be filed every year. Other documents such as, Return of Allotment (Form No. Pas-3), Change of Registered office (Form No. INC-22), Change among the Directors (Form No. DIR-12), Charges (Form No. CHG- 1, 9, 4)etc., have to be filed within the due date from the events taking place in the company as per the Companies Act, 2013.