It’s hard to see how they could regulate self-built machines unless power supplies above a certain size were licensed or banned. Here we go bootlegging high-powered rigs across state borders!
The best (most ironic) part is cryptocurrency mining is still legal in California and that eats a lot of power.
While these regulations could help minimize the carbon footprint of computer hardware, it is unclear whether they would apply to cryptomining rigs, which remain legal in California. Forecasters have said that Bitcoin mining alone could consume as much power as Italy in less than 5 years.
US States Ban Certain Alienware PC Sales Because They Use Too Much Power - IGN