DC fast charging can make owning an electric car more convenient, but the cost of using it can be substantially higher than slower Level 2 AC charging. A new Massachusetts state law aims to address one of the main reasons why. It's not so much the hardware cost or the siting, but the so-called "demand charges"—premiums charged by utilities... EV road-trip fast charging is expensive, and Massachusetts aims to tackle why
DC fast charging can make owning an electric car more convenient, but the cost of using it can be substantially higher than slower Level 2 AC charging. A new Massachusetts state law aims to address one of the main reasons why. It's not so much the hardware cost or the siting, but the so-called "demand charges"—premiums charged by utilities...