As per Section 63(1) of the Companies Act, 2013,
A company may issue fully paid-up bonus shares to its members, in any manner whatsoever, out of—
(i) its free reserves;
(ii) the securities premium account; or
(iii) the capital redemption reserve account.
As per Section 63(2) of the Act, Company can also capitalise its profits or reserves for the purpose of issuing bonus if:
(a) it is authorised by its articles;
(b) it has, on the recommendation of the Board, been authorised in the general meeting of the company;
(c) it has not defaulted in payment of interest or principal in respect of fixed deposits or debt securities issued by it;
(d) it has not defaulted in respect of the payment of statutory dues of the employees, such as, contribution to provident fund, gratuity and bonus;
(e) the partly paid-up shares, if any outstanding on the date of allotment, are made fully paid-up;