A professional who reviews rates for conformity to regulations, and compiles data pertaining to operating costs, revenues, and volume of gas or electric power. Responsibilities include:

• Reviews reports of changes in gas or consumption and complaints about high bills.
• Reviews rate investigation reports, analyses of billings, and rate assignments for completeness and conformity to regulation.
• Reviews special rate accounts to determine changes which will benefit customer.
• Compiles data for reports pertaining to costs, revenues, and volumes of gas or electricity consumed.
• Draws graphs and charts to illustrate changing trends, using drafting instruments.