Sewerage Act Article 21
The sewer user's drainage facilities shall be installed by a registered and qualified sewer user's drainage facility installation contractor or water pipe installation contractor. The technician employed by the contractor shall pass the skills certification and training held by the central competent authority.The Regulations for the Management of the Sewer User's Drainage Facility Installation Contractor shall be set up by the central competent authority.
中文原文 下水道法第21條
用戶排水設備，應由登記合格之下水道用戶排水設備承裝商或自來水管承裝商承裝。
承裝商僱用之技工，應經技能檢定合格，並經中央主管機關訓練合格。
前項下水道用戶排水設備承裝商管理規則，由中央主管機關定之。
承裝商僱用之技工，應經技能檢定合格，並經中央主管機關訓練合格。
前項下水道用戶排水設備承裝商管理規則，由中央主管機關定之。