Smart Meter – and many open questions
Smart Meter for electricity, gas, and water is intended to create the precondition for transparence of used electricity, gas and water without additional personal (meter reading at site).
European Union
With the EU-directive 2006/32/EG for energy efficiency and energy services from 5. April 2006 the EU has decided, that in all member states, if technically possible, financially justifiable and compared with the energy savings appropriate, every end customer should get individual counter for electricity, gas district heating/district cooling for a competitive price, which show the exact usage volume and usage time.
Germany
In Germany Smart Meter are not obligatory yet, only new buildings and total restorations have to get a smart meter according to § 21b Abs. 3 EnWG.