The term 'a Cheque in the electronic form' is defined in Negotiable Instruments Act 1881 under: 

S. 6 “Cheque”. — A “cheque” is a bill of exchange drawn on a specified banker and not expressed to be payable otherwise than on demand and it includes the electronic image of a truncated cheque and a cheque in the electronic form. Explanation I. —For the purposes of this section, the expressions— (a) “a cheque in the electronic form” means a cheque which contains the exact mirror image of a paper cheque, and is generated, written and signed in a secure system ensuring the minimum safety standards with the use of digital signature (with or without biometrics signature) and asymmetric crypto system;