Section 120(1) in The West Bengal Co-Operative Societies Act, 1983
(1)Where a co-operative land development bank or a primary co-operative housing society or a primary co-operative credit society advances money on a mortgage, hypothecation. Gehan or any other charge out of the funds borrowed, wholly or in part, from the central co-operative land development bank or the apex housing society or a financing bank, as the case may be, such mortgage, hypothecation, Gehan or any other charge shall be deemed, with effect from the date of execution thereof, to have been transferred by the co-operative land development bank or the primary co-operative housing society or the primary co-operative credit society to the central co-operative land development bank or the apex housing society or the financing bank, as the case may be, and such mortgage, hypothecation, Gehan or any other charge which shall be deemed to have been transferred to the central co-operative land development bank shall be deemed to have been assigned to the Trustee.