2. Only one application may be submitted in respect of a particular type of vehicle, system, component or separate technical unit and it may be submitted in only one Member State.
3. A separate application shall be submitted for each type to be approved.
Article 27
Information folder
1. The applicant shall provide the approval authority with an information folder.
2. The information folder shall include the following:
(a) an information document;
(b) all data, drawings, photographs and other information;
(c) for vehicles, an indication of the procedure(s) chosen in accordance with Article 25(1);
(d) any additional information requested by the approval authority in the context of the application procedure.
3. The information folder may be supplied on paper or in an electronic format that is accepted by the technical service and by the approval authority.
4. The Commission shall lay down templates for the information document and for the information folder by means of implementing acts. Those implementing acts shall be adopted in accordance with the examination procedure referred to in Article 73(2). The first such implementing acts shall be adopted by 31 December 2014.
Article 28
Specific requirements for information to be provided in the application for type-approval under different procedures
1. An application for step-by-step type-approval shall be accompanied by an information folder in accordance with Article 27 and by the complete set of type-approval certificates required pursuant to each of the applicable acts listed in Annex II.
In the case of the type-approval of a system, component or separate technical unit, pursuant to the applicable acts listed in Annex II, the approval authority shall have access to the related information folder until such time as the approval is either issued or refused.
2. An application for single-step type-approval shall be accompanied by an information folder provided for in Article 27 containing the relevant information in accordance with the implementing acts adopted pursuant to this Regulation, in relation to those applicable acts.
3. In the case of a mixed type-approval procedure, the information folder shall be accompanied by one or more type-approval certificates required pursuant to each of the applicable acts listed in Annex II and shall include, in so far as no type-approval certificate is presented, the relevant information in accordance with the implementing acts adopted pursuant to this Regulation, in relation to those applicable acts.
4. Without prejudice to paragraphs 1, 2 and 3, the following information shall be supplied for the purposes of multi-stage type-approval:
(a) in the first stage, those parts of the information folder and the EU type-approval certificates which are relevant to the state of completion of the base vehicle;
(b) in the second and subsequent stages, those parts of the information folder and the EU type-approval certificates which are relevant to the current stage of construction, together with a copy of the EU type-approval certificate for the vehicle issued at the preceding stage of construction and full details of any changes or additions that the manufacturer has made to the vehicle.
The information specified in points (a) and (b) of the first subparagraph of this paragraph may be supplied in accordance with paragraph 3.
5. The approval authority may, by reasoned request, require the manufacturer to supply any additional information needed to enable a decision to be taken on which tests are required or to facilitate the execution of those tests.