National Health Insurance Act Article 22

The insured payroll-related amount applicable to the insured in Category 3 shall be the average amount for those specified under Items 2, 3 of Subparagraph 1, and Subparagraph 2 of Paragraph 1, Article 10, provided that the Insurer may adjust the level of insured payroll-related amount according to the financial viability of the insured and his/her dependents.
中文原文 全民健康保險法第22條
第三類被保險人之投保金額,以第十條第一項第一款第二目、第三目及第二款所定被保險人之平均投保金額計算之。
但保險人得視該類被保險人及其眷屬之經濟能力,調整投保金額等級。

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