“35. Can an offence under Section 138 of the NI Act be said to have been committed when the period provided in clause (c) of the proviso has not expired? Section 2(d) of the Code defines “complaint”. According to this definition, complaint means any allegation made orally or in writing to a Magistrate with a view to taking his action against a person who has committed an offence. Commission of an offence is a sine qua non for filing a complaint and for taking cognizance of such offence. A bare reading of the provision contained in clause (c) of the proviso makes it clear that no complaint can be filed for an offence under Section 138 of the NI Act unless the period of 15 days has elapsed. Any complaint filed before the expiry of 15 days from the date on which the notice has been served on the drawer/accused is no complaint at all in the eye of the law. It is not the question of prematurity of the complaint where it is filed before the expiry of 15 days from the date on which notice has been served on him, it is no complaint at all under law. As a matter of fact, Section 142 of the NI Act, inter alia , creates a legal bar on the court from taking cognizance of an offence under Section 138 except upon a written complaint. Since a complaint filed under Section 138 of the NI Act before the expiry of 15 days from the date on which the notice has been served on the drawer/accused is no complaint in the eye of the law, obviously, no cognizance of an