Enforcement Rules of the Labor Pension Act Article 15

Labor pension contributions made in accordance with Paragraphs 1 to 3 of Article 14 of the Act shall be determined and reported by the employer or the commissioned unit to the Bureau of Labor Insurance based upon the worker’s total monthly wages, in accordance with the standards set forth in the MonthlyContribution Classification Table.For workers whose monthly wages are not fixed, the average wages of the most recent three months shall be used.For newly hired workers whose wages have not yet been determined, the wages of workers of the same job classification shall be used as a provisional basis, and contributions shall be reported in accordance with the standards set forth in the Monthly Contribution Classification Table.For workers to whom the Act applies and who are also insured under the Labor Insurance, Labor Occupational Accident Insurance, or National Health Insurance, except where the total monthly wages are lower than the lower limit specified in the Classification Table for Labor Insurance Enrollment, the monthly wage amount for contribution may not be lower than the insured monthly salary under Labor Insurance or Labor Occupational Accident Insurance, or the insured monthly amount under National Health Insurance.
中文原文 勞工退休金條例施行細則第15條
依本條例第十四條第一項至第三項規定提繳之退休金,由雇主或委任單位按勞工每月工資總額,依月提繳分級表之標準,向勞保局申報。
勞工每月工資如不固定者,以最近三個月工資之平均為準。
新進勞工申報提繳退休金,其工資尚未確定者,暫以同一工作等級勞工之工資,依月提繳分級表之標準申報。
適用本條例之勞工同時為勞工保險、勞工職業災害保險或全民健康保險之被保險人者,除每月工資總額低於勞工保險投保薪資分級表下限者外,其月提繳工資金額不得低於勞工保險或勞工職業災害保險月投保薪資,或全民健康保險月投保金額。

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