Section 3C(3)(a) in State Bank of India General Regulations, 1955
(a)If any shareholder fails to pay the whole or any part of any call or instalment or any money due in respect of any shares either by way of principal or interest up to the day appointed for the payment thereof, the State Bank may at any time thereafter, if the call or instalment or any part thereof or other monies remain unpaid in whole or in part, serve a notice of forfeiture on such shareholder or on the person (if any) entitled to the share by transmission, requiring him to pay such call or instalment or such part thereof or other monies which remain unpaid together with any interest that may have accrued due.