(2) Proof of the address of the premises to be registered/copy of telephone bill. Electricity bill. Rent agreement in the name of the company or in the name of proprietor/ partner/firm in the case of proprietary or document accepted by any of Central/ State Government Department e.g. i.e. Income Tax. Sales Tax. Registrar of Companies DGFT or passport in the case of address.
(3) In case of partnership firm: Copy of Partnership Deed.
(4) In case of companies: copy of Memorandam of Association.
In the case of self owned property, annual property tax paid has to be attached. Also see the following link for full details about registration formalities.