4. Article

The competent authority requested to participate in a simultaneous examination shall consider the information in conjunction with information from its own sources and shall confirm in writing to its counterpart its agreement or refusal to undertake this examination (mentioning the taxpayers, the taxes and the tax years involved). Before making its confirmation, the competent authority shall seek to obtain any information that it requires in order to reach a decision, either under its domestic laws or under the provisions of the Directive or of Article 26 of the Convention. It shall indicate a designated representative who will have functional responsibility for directing and coordinating the examination. The proposing competent authority shall also indicate in writing a designated representative. The competent authorities may then present to each other requests for exchange of information or provide each other with information spontaneously under and in conformity with the Convention or the Directive.