http://www.legislation.gov.uk/eur/2018/545/article/43Commission Implementing Regulation (EU) 2018/545 of 4 April 2018 establishing practical arrangements for the railway vehicle authorisation and railway vehicle type authorisation process pursuant to Directive (EU) 2016/797 of the European Parliament and of the Council (Text with EEA relevance)Commission Implementing Regulation (EU) 2018/545Commission Implementing Regulation (EU) 2018/545 of 4 April 2018 establishing practical arrangements for the railway vehicle authorisation and railway vehicle type authorisation process pursuant to Directive (EU) 2016/797 of the European Parliament and of the Council (Text with EEA relevance)2020-12-12King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:02018R0545-20200616texttext/xmlen2020-06-16 CHAPTER 6 <Strong>PROCESSING THE APPLICATION</Strong> The checks to be performed by the authorising entity concerning the assessments performed by the concerned NSAs for the area of use Article 43 1 The authorising entity shall check whether the assessments from the NSAs for the area of use are consistent with each other as regards the results of the assessments referred to in Article 40(6)(a). 2 Where the result from the check referred to in paragraph 1 demonstrates that the assessments of the NSAs for the area of use are consistent, the authorising entity shall verify that: a the checklists referred to in Article 40(6)(d) have been filled-in completely; b all relevant issues have been closed. 3 Where the result from the check in paragraph 1 demonstrates that the assessments are not consistent, the authorising entity shall request the concerned NSAs for the area of use to further investigate the reasons. As a result of this investigation, alternatively, one or both of the following shall apply: a the authorising entity may review its assessment as referred to in Article 39; b the concerned NSAs for the area of use may review its assessment. 4 The outcomes of investigations of the NSAs for the area of use referred to in paragraph 3 shall be shared with all the NSAs for the area of use involved in the application for the vehicle type authorisation and/or the vehicle authorisation. 5 Where a checklist referred to in paragraph 2(a) is incomplete or where there are issues that have not been closed pursuant to paragraph 2(b), the authorising entity shall request the concerned NSAs for the area of use to further investigate the reasons. 6 The NSAs for the area of use shall provide replies to requests from the authorising entity with regard to inconsistencies in the assessments referred to in paragraph 3, incompleteness in the checklists referred to in paragraph 2(a) and/or issues that are not closed in accordance with paragraph 2(b). The authorising entity shall take full account of the assessments performed by the NSAs for the area of use concerning the applicable national rules. The extent of checks performed by the authorising entity shall be limited to the consistency of the assessments and the completeness of the assessments referred to in paragraphs 1 and 2. 7 In case of disagreement between the authorising entity and the concerned NSAs for the area of use, the arbitration procedure referred to in Article 21(7) of Directive (EU) 2016/797 shall be applied.