Ameren

USE OF U.S. ECONOMY UPHELD FOR EQUITY CALCULATIONS

The Federal Energy Regulatory Commission, in seven rate cases involving interstate natural gas pipelines, has upheld a new policy on the appropriate long-term growth rate to be used in computing their return on equity. Five of the pipelines contested FERC's new policy, as announced in Opinion 396-b.

The Commission defended the rate-setting method, but decided to allow the pipelines a chance to prove why the rules should not apply to them. The contesting pipelines are: Trailblazer Pipeline Co. (Docket No.

The Missouri Public Service Commission has approved the merger of Union Electric Co. and CIPSCO Inc., if Union Electric meets certain requirements, such as helping to form an independent system operator for the region's transmission system.

The formation of the ISO must be consistent with guidelines established by the Federal Energy Regulatory Commission. The proposed merger will include the formation of a new entity, Ameren Corp., as a federally regulated public utility holding company.

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In a little over a year, the electric utility industry has seen six significant mergers.1 This trend toward consolidation most likely will increase as the industry becomes more competitive.