Is it illegal to derestrict an ebike?

Is it illegal to derestrict an ebike?

Without meeting these requirements, riding a derestricted electric bike on public roads or cycle paths is illegal. A 72V 8000W motor typically allows an electric bike to reach speeds between 50-75 mph (80-120 km/h), depending on the bike’s design and the conditions.So, how fast can an electric bike go legally? In most states and countries, e-bike speed laws limit them to: Class 1 & 2: Max 20 mph.