5.3.5. If it is not possible for the granting Approval Authority to take into account the comments received in accordance with paragraph 5.3.4., the Approval Authorities having sent comments and the granting Approval Authority shall seek further clarification in accordance with Schedule 6 to the 1958 Agreement. The relevant subsidiary Working Party[4] of the World Forum for Harmonization of Vehicle Regulations (WP.29) for this Regulation shall agree on a common interpretation of methods and criteria of assessment.[5] That common interpretation shall be implemented and all Approval Authorities shall issue type approvals under this Regulation accordingly. a0c0