Suppose,I have contractory business and I want to obtain GST registration number,I have all documents pan, adhaar,bank passbook,form c ,but I don't have my own premises, i opened my business to my ground floor which electricity bill comes to my father name,but when I applied for registration number,GST superintendent asked for clarification to submit electricity bill/properties tax receipt/municipal khata of my own name,I want to ask you kindly help about this matter.