Section – 49, Companies Act, 2013
Calls on shares of same class to be made on uniform basis .
49. Where any calls for further share capital are made on the shares of a class, such calls shall be made on a uniform basis on all shares falling under that class.
Explanation.—For the purposes of this section, shares of the same nominal value on which different amounts have been paid-up shall not be deemed to fall under the same class.
Section – 50, Companies Act, 2013
Company to accept unpaid share capital, although not called up.
50. (1) A company may, if so authorised by its articles, accept from any member, the whole or a part of the amount remaining unpaid on any shares held by him, even if no part of that amount has been called up.
(2) A member of the company limited by shares shall not be entitled to any voting rights in respect of the amount paid by him under sub-section (1) until that amount has been called up.