in138Stages of Cheque bounce case trial. 1 Filing of complaint under Section 138 with the Court, 2 Sworn Statement of Complainant, 3 Appearance of Accused, 4 Examination in Chief, 5 CrossMEANING AND DEFINITION OF NI. The word ‘negotiable’ means transferable from one person to another, and the term ‘instrument’ means a document of title of money (as described by Prof. Goode).. A NI is required to