Definitions for "Stranded Costs"
Investments and prudently incurred expenses of electric utilities under regulated monopoly market conditions that become economically unviable as a result of utility deregulation. Provisions for the recovery of stranded costs is a major political issue in the process of electric utility restructuring in many countries inclusing the U.S.
Under FERC Order No. 636, costs associated with certain gas pipeline assets previously used to provide bundled sales service, such as gas in storage and capacity on upstream pipelines, can no longer be assigned to customers of the unbundled services.
Costs that the old utility monopolies are allowed to recover during the transition period to a truly competitive market. Essentially, they were poor investment decisions made by utilities under the old regulated system. However, since they were made in an effort to help the public, they are allowed to recover these costs from the public. Without this provision, many utilities would go out of business. They appear on your bill under the term "transition charge." see also: Transition Charge