Organization Act of Diplomatic Missions of the Republic of China (Taiwan) Article 9
When MOFA personnel stationed abroad are ordered to return home, they shall return to MOFA or one of its subordinate agencies and hold the title they held while stationed abroad except where they are given another title in line with the organization acts of MOFA and its subordinate agencies. The number of positions shall be subject to quotas set by MOFA and its subordinate agencies through organization charts.
中文原文 駐外機構組織通則第9條
外交部駐外人員奉調返國時，除改任外交部及所屬機關（構）組織法規定職務者外，得以原職務回外交部及所屬機關（構）辦事，其員額應於外交部及所屬機關（構）編制表定之。