Mission: To exercise exclusive state regulatory authority over public service corporations (public utilities) in the public interest; to grant corporate status and maintain public records; to ensure the integrity of the securities marketplace; and to foster the safe operation of railroads and gas pipelines in Arizona. The Commission oversees the process of incorporating or registering a company to do business in the state, registers and oversees securities offerings and dealers and enforces railroad and pipeline safety. They adopt rules and regulations thereby functioning in a legislative capacity; and they also act in a judicial capacity sitting as a tribunal and making decisions in contested matters.