Armed Forces Uniforms Act Article 8

The fashion of fatigue dresses, sweat suits, raincoats, jackets, sweaters, outer coats, maternity clothes, caps, and the clothes for particular missions or comity of nations are promulgated by the Ministry of National Defense and its sub-division.
中文原文 陸海空軍服制條例第8條
現役軍人穿著之工作服、運動服、雨衣、夾克、毛衣、大衣、孕婦裝、便帽及擔任特殊任務或因國際禮儀所需服裝,其服式由國防部或其所屬機關(構)定之。

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