4. Application for approval of REESS 4.1. Part II Approval of a Rechargeable Electrical Energy Storage System (REESS) 4.1.1. The application for approval of a type of REESS or separate technical unit with regard to the safety requirements of the REESS shall be submitted by the REESS manufacturer or by their duly accredited representative. 4.1.2. It shall be accompanied by the technical specifications in AIS 007 and Annex 2 format and comply with the following particulars 4.1.2.1. Detailed description of the type of REESS or separate technical unit as regards the safety of the REESS. 4.1.3. A components) representative of the type of REESS to be approved plus, at the manufacturer's discretion, and with the agreement of the Test Agency, those parts of the vehicle regarded by the Test Agency as essential for the test, shall be submitted to the Test Agency responsible for conducting the approval tests. 5.