Answer:
Deregulation
Step-by-step explanation:
In political term, deregulation refers to the reduction of government's power over the private entities (companies or citizens).
Typically, deregulation is being done if the government want to step off and let a certain resources to be managed by the private citizens.
Like in the example above,
Before the regulation, the government controlled controlled the distribution of the utilities. (which make them have a certain power over the citizens)
After the regulation, the distribution of the utilities fall to the hand of private business (this make their power over the citizens decreased)