Collective Agreement Act Article 21
If the duration of a collective agreement has been expired and a new agreement is not yet concluded, the stipulations concerning working conditions in the collective agreement shall continue to be the contents of a labor contract between the interested parties of the collective agreement before a new labor contract is agreed upon.
中文原文 團體協約法第21條
團體協約期間屆滿，新團體協約尚未簽訂時，於勞動契約另為約定前，原團體協約關於勞動條件之約定，仍繼續為該團體協約關係人間勞動契約之內容。