E-14 Exhibit Designation Nature of Exhibit Previously Filed as Exhibit to: 101.INS XBRL Instance Document. The instance document does not appear in the interactive data file because its XBRL tags are embedded within the inline XBRL document. 101.SCH XBRL Taxonomy Extension Schema. 101.CAL XBRL Taxonomy Extension Calculation Linkbase. 101.DEF XBRL Taxonomy Extension Definition Linkbase. 101.LAB XBRL Taxonomy Extension Label Linkbase. 101.PRE XBRL Taxonomy Extension Presentation Linkbase. 104 Cover Page Interactive Data File. Formatted as inline XBRL and contained in Exhibit 101. SWEPCo‡ File No. 1-3146 3(a) Composite of Amended Restated Certificate of Incorporation of SWEPCo. 2008 Form 10-K, Ex 3(a) 3(a)(A) Amendment to Amended Restated Certificate of Incorporation. Form 8-K Ex 3.1 dated September 1, 2020 3(b) Composite By-Laws of SWEPCo amended as of February 26, 2008. 2007 Form 10-K, Ex 3(b) 4(a) Indenture (for unsecured debt securities), dated as of February 4, 2000, between SWEPCo and The Bank of New York, as Trustee. Registration Statement No. 333-96213 Registration Statement No. 333-87834, Ex 4( a )( b ) Registration Statement No. 333-100632, Ex 4(b) Registration Statement No. 333-108045, Ex 4(b) Registration Statement No. 333-145669, Ex 4( c )( d ) Registration Statement No. 333-161539, Ex 4( b c Registration Statement No. 333-194991, Ex 4( )( ) Registration Statement No. 333-208535, Ex 4( b c Registration Statement No. 333-226856, Ex 4( )( ) Registration Statement No. 333-238159, Ex 4(b) *23 Consent of PricewaterhouseCoopers LLP. *24 Power of Attorney. *31(a) Certification of Chief Executive Officer Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.