- According to natural gas corporate articles approved by the Ministry of Economic Affairs, natural gas corporates shall be responsible for the installation of pre-meter pipeline and facilities, and natural gas corporates or natural gas utilities pipeline installation companies shall install the pipeline inside the meter area, emergency shut-off valve and relevant devices. Users can hire natural gas utilities pipeline installation companies to carry out the installation and alteration work according to the following requirements:
- The design drawing and specification of materials shall be approved by the natural gas corporate before the installation can be started.
- The installation company shall inform the natural gas corporates of completion, with the as-completed plan and 3D drawing of pipelines for inspection.
- After passing the inspection and obtaining the certificate of conformance, the gas company can start to supply natural gas.
- The Department of Economic Development, Taipei City Government, has posted the list of qualified natural gas utilities pipeline installation companies on the website for public reference.