The second one is the company, Detroit Edison has revised our meter installation standards. In the electronic section of the green book, Section 5, under Over Head Services we now have added the new requirements to prevent a dual path for fault currents. We now require that the conduit nipple between the main utility meter and any other meter be non metallic or that a neutral isolation bar kit be installed in additional meter such as PV, EV, Net Meter, Generation Meter, or Geothermal.
