Section 16(2)(a) in The U.P. Sahkari Gram Vikas Banks Act, 1964
(a)a notice in writing requiring payment of such mortgage money or part has been served upon-(i)the mortgagor or each of the mortgagors;(ii)any person who has to the knowledge of the bank any interest in or charge upon the property mortgaged or right to redeem the same;(iii)any surety for the payment of the mortgage debt or any part thereof; and(iv)any creditor of the mortgagor who has in a suit for the administration of his estate obtained a decree for sale of the mortgaged property;