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REGULATORY MATTERS (Tables)
6 Months Ended
Jun. 30, 2020
Regulated Operations [Abstract]  
Net Changes in Regulatory Assets and Liabilities
The net changes in regulatory assets and liabilities associated with our Regulated Operating Subsidiaries’ Formula Rate revenue accruals and deferrals, including accrued interest, were as follows during the six months ended June 30, 2020:
(in millions)Total
Net regulatory assets as of December 31, 2019$ 
Net refund of 2018 revenue deferrals and accruals, including accrued interest20  
Net revenue accrual for the six months ended June 30, 202034  
Net accrued interest payable for the six months ended June 30, 2020(1) 
Net regulatory assets as of June 30, 2020$56  
Schedule of Regulatory Assets and Liabilities
Regulatory assets and liabilities associated with our Regulated Operating Subsidiaries’ Formula Rate revenue accruals and deferrals, including accrued interest, are recorded in the condensed consolidated statements of financial position as follows:
June 30,December 31,
(in millions)20202019
Current regulatory assets$28  $12  
Non-current regulatory assets58  43  
Current regulatory liabilities(27) (51) 
Non-current regulatory liabilities(3) (1) 
Net regulatory assets$56  $