The Arbitration Law of ROC Article 10
Upon appointment of an arbitrator, a party shall notify the other party and the appointed arbitrator in writing. When an arbitrator is appointed by an arbitration institution, the institution shall notify both parties and the arbitrator in writing.Once the written notice has been delivered under the preceding paragraph, it may not be withdrawn or amended without the prior agreement of both parties.
中文原文 仲裁法第10條
當事人之一方選定仲裁人後，應以書面通知他方及仲裁人；由仲裁機構選定仲裁人者，仲裁機構應以書面通知雙方當事人及仲裁人。
前項通知送達後，非經雙方當事人同意，不得撤回或變更。
前項通知送達後，非經雙方當事人同意，不得撤回或變更。