Enforcement Rules of the Labor Pension Act Article 41-1

Where a survivor or designated person of a worker is a minor on the date on which the right to claim pension benefits arises, the ten-year period prescribed in Paragraph 4 of Article 28 of the Act shall be calculated from the date on which the person reaches the age of majority.
中文原文 勞工退休金條例施行細則第41-1條
勞工之遺屬或指定請領人於得請領退休金之日為未成年者,其依本條例第二十八條第四項所定十年間,自成年之日起算。

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