Whilst I seriously doubt that this will be regularly or universally enforced, I think that gas powered gardening and construction equipment is incredibly loud and annoying, and that especially in built-up areas it's not really acceptable where good alternatives exist. Noise pollution is usually very avoidable, and it can be quite disruptive and sometimes damaging to health. Further, where I live (in the UK), there ne…
We have the same problem where I live in the US. When I get some free time I'm going to lobby our state congress to have the sale of them banned, because it's the only way to get people to stop installing them. There is a law against driving them but it's impossible to enforce because there's no means of measuring the sound and associating it with the vehicle quickly enough to enforce it. I'd love to have an ALPR sys…
The problem for both noise and speed enforcement is entirely a problem of will. Some jurisdictions simply don't care, or just do targeted enforcement to drive revenue but not actually change driving habits. Do any driving around the country and you'll see areas where people regularly drive 20mph over the speed limit and areas where people barely go 5 over.