Water Supply Act Article 93-4
If the technician of a water pipe installation contractor does not carry his work permit on the job, the local authority-in-charge at where the permit is registered shall issue a warning.
中文原文 自來水法第93-4條
自來水管承裝技術員工於施工時，未隨身攜帶工作證者，原登記直轄市或縣（市）政府應予警告處分。