Act of Commission for Officers and Noncommissioned Officers of the Armed Forces Article 11

If a Military Officer had achieved a merit or died with honor for his country, a make up for his promotion or make up for awarding his rank will not be restricted from the regulations stipulated on Articles 4, 6 or 7.
中文原文 陸海空軍軍官士官任官條例第11條
軍官、士官對國家著有勳績或死事壯烈者,得於其身後追晉或追贈官階,不受第四條、第六條或第七條規定之限制。

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