The Act of Organization for Maritime Patrol Directorate General, Coast Guard Administration, Executive Yuan Article 11

Apart from Police Officer, applicable systems for all the ranks and personnel grades listed in the Acts between Act 5 and Act 10 should be applicable to relevant professional systems according to Act 8 in Civil Service Employment Act.With the same ranks, the aforesaid positions may be recruited from the military personnel equipped with the professional certificate of navigation and engineering and the custom personnel who were transferred to Directorate General due to business transference in 2000.
中文原文 行政院海岸巡防署海洋巡防總局組織條例第11條
第五條至第十條所定列有官等、職等人員,除警察官外,其職務所適用之職系,依公務人員任用法第八條之規定,就有關職系選用之。
前項人員,得就官階相當且具航行或輪機相關專業證照之軍職人員及中華民國八十九年隨業務移撥之關務人員派充之。

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