Firm Service (or Uninterruptible Service) is the high quality sales or transmission service, such as electricity and natural gas supplies that is intended to be available to customers under a fixed rate schedule and anticipates no planned interruption at all times during a period covered by an agreement. Tariffs for the Firm Service is more expensive that Interruptible Service. (Opposite of the Interruptible Service)
Related Definitions in the Project: The Project Contract
