[1]

PESC charges a proportionate share of corporate governance and other costs to unconsolidated affiliates that are consolidated affiliates of Duke Energy. Corporate governance and other shared costs are primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These charges are recorded as an offset to O&M in the Statements of Operations and Comprehensive Income.

[2]

Progress Energy Registrants are charged their proportionate share of corporate governance and other costs by PESC (only applicable to PEC and PEF) and an unconsolidated affiliate that is a consolidated affiliate of Duke Energy. Corporate governance and other shared costs are primarily related to human resources, employee benefits, legal and accounting fees, as well as other third-party costs. These expenses are recorded in O&M in the Statements of Operations and Comprehensive Income.

[3]

Effective with the consummation of the merger, Progress Energy Registrants incur expenses related to certain indemnification coverages through Bison, Duke Energy's wholly owned captive insurance subsidiary. These expenses are recorded in O&M in the Statements of Operations and Comprehensive Income.

[4]

Effective with the consummation of the merger, PEC and Duke Energy Carolinas began to participate in a JDA, which allows the collective dispatch of power plants between the service territories to reduce customers' rates (See Note 4). The revenues from the sale of power to Duke Energy Carolinas are recorded in regulated electric revenues in the Consolidated Statements of Operations and Comprehensive Income.

[5]

Effective with the consummation of the merger, PEC and Duke Energy Carolinas began to participate in a JDA, which allows the collective dispatch of power plants between the service territories to reduce customers' rates (See Note 4). The expenses from the purchase of power from Duke Energy Carolinas are recorded in fuel used in electric generation and purchased power in the Consolidated Statements of Operations and Comprehensive Income.