Does it constitute theft for a neighbor to connect electricity behind my home electric meter without my permission?

Upstairs, if it constitutes theft, it is also P in civil proceedings. Theft is against the criminal law. However, theft must reach a certain amount If the value of your neighbor's stealing electricity does not meet the standard of theft, it does not constitute theft, but you can still call the police and ask the other party to stop the infringement and compensate for the losses.