(4)The provisions of this Act with respect to-(a)the registration of an unlimited as a limited company;(b)the powers of an unlimited company on registration as a limited company, to increase the nominal amount of its share capital and to provide that a portion of its share capital shall not be capable of being called up except in the event of winding up;(c)the power of a limited company to determine that a portion of its share capital shall not be capable of being called-up except in the event of winding up, shall apply, notwithstanding any provisions contained in any Act of Parliament or other Indian law, or other instrument constituting or regulating the company.