A co-operative society shall have a charge upon the share or contribution or interest
in the capital and on the deposit of a member or past member or deceased member and upon any dividend, bonus or profits payable to a member or past member or the estate of a deceased member in respect of any debt due from such member or past member or the estate of such deceased member to the co- operative society, and may set-off any sum credited or payable to a member or past member or the estate of deceased member in or towards payment of any such debt. Share or contribution or interest not liable to attachment.