2.2.1. Drawings in triplicate in sufficient detail to permit identification of the type (see paragraphs 3.2. and 4.2. below). The drawings must show the position intended for the approval number and the additional symbols in relation to the circle of the approval mark, in case of LED module(s) also the space reserved for the specific identification code(s) of the module(s), and must show the headlamp in vertical (axial) section and in front elevation, with main details of the optical design including the flutings, if applicable. a0c0