A virtual signature certificate or dsc, Represents an individual s encrypted electronic signature. Digital signatures are kept in encrypted usb drivers and can only be accessed with a password. Class 2 dsc is indispensable for submitting several sorts of returns with the government including items like annual tax submissions gst returns, And other statutory unlike pans, Returns. Dscs along with the identification of directors numbers dins, Are not permanent. Dscs are typically suitable for one or two years and must be renewed when they expire. When a dsc is renewed, Registering the new dsc on the mca website + tax on earnings website must be repeated. Tax barr provides you offering superior options class of virtual signature certificate which is valid for a period of two years.