The Privatization of Government-Owned Enterprises Act Article 10

In the event the employees who have received compensation payment under the civil servant insurance program or the labor insurance program and then participate in such insurance programs again and claim for old age pension or old age benefits, the insuring agencies shall withhold the original compensation payment and shall not be subject to the restrictions of Article 29 of the Labor Insurance Act which entail that the compensation payment shall not be transferred, offset, seized or used as a security; provided, however, that if the old age pension or old age benefits that is claimed is less than the original compensation payment, only the amount that is claimed shall be withheld.The amount withheld by the insuring agencies pursuant to the preceding paragraph shall be returned to the original competent authority in charge of the enterprises.
中文原文 公營事業移轉民營條例第10條
依本條例領取公保、勞保補償金之從業人員,如再參加各該保險並請領養老或老年給付時,承保機構應代扣原請領之補償金,不受勞工保險條例第二十九條不得讓與、抵銷、扣押或供擔保之限制。
但請領之養老或老年給付較原請領之補償金額低時,僅代扣請領金額。
承保機構依前項規定代扣之款項,應繳還原事業主管機關。

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