The franchisee shall provide to the city for informational purposes, copies of all rate schedules and contracts for all rates charged and the requirements for service under such schedule within the city. They should also show separately the base rate and the purchased gas adjustment (PGA) rate. The base rate shall exclude all gas supply costs and gas supply cost adjustments. Gas supply costs and gas supply cost adjustments shall be collected solely through the PGA rate.
(1976 Code, § 10-1002)