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Goodwill
12 Months Ended
Dec. 31, 2022
Goodwill GOODWILL
The disclosure in this note applies to AEP only.

AEP’s carrying amount of goodwill for the years ended December 31, 2022 and 2021 by operating segment are as follows:
Corporate and OtherGeneration
&
Marketing
AEP Consolidated
(in millions)
Balance as of December 31, 2020$37.1 $15.4 $52.5 
Impairment Losses— — — 
Balance as of December 31, 202137.1 15.4 52.5 
Impairment Losses— — — 
Balance as of December 31, 2022$37.1 $15.4 $52.5 

In the fourth quarters of 2022 and 2021, annual impairment tests were performed.  The fair values of the reporting units with goodwill were estimated using cash flow projections and other market value indicators.  There were no goodwill impairment losses.  AEP does not have any accumulated impairment on existing goodwill.