Police Personnel Management Act Article 17

Newly appointed police personnel without relevant experience to hold the position or who have had experience in a position one class lower for less than six months shall be subject to a six-month probationary period. Police personnel who pass the probationary period shall receive a formal appointment, while those who fail shall be dismissed.Officers under probation shall be deemed to have failed if any of the following circumstances apply: (1) Paragraph 2 of the Civil Service Employment Act’s Article 20, or (2) Any of the conditions punishable by one major reprimand in accordance with the Reward and Punishment Standard for Police Personnel, enacted pursuant to Article 28 of this Act.Graduates from the Central Police University, Central Police College, Taiwan Police College or Taiwan Police Academy, after completing internships and passing examinations before being assigned to their posts, shall be exempt from the probationary period.
中文原文 警察人員人事條例第17條
初任各官等警察人員,未具與擬任職務職責程度相當或低一官階之經驗六個月以上者,應先予試用六個月。
試用期滿成績及格,予以實授;試用期滿成績不及格,予以解職。
試用人員於試用期間有公務人員任用法第二十條第二項情事或有本條例第二十八條授權訂定之警察人員獎懲標準一次記一大過情形之一者,為試用成績不及格。
警察大學、警官學校、警察專科學校及警察學校學生經實習期滿畢業,考試及格分發任職者,免予試用。

English translation for reference only; the Chinese text prevails. Not legal advice.