v3.26.1
RELATED PARTY TRANSACTIONS (Tables)
 3 Months Ended
Mar. 31, 2026
Related Party Transactions [Abstract]  
Schedule of Related Party Transactions
March 31,December 31,
(In millions of USD)20262025
Statements of financial position activity:
Accounts receivable from Fortis and Fortis affiliates$— $1 
Net income tax receivable from ITC Investment Holdings (a)4 2 
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(a)Recorded in prepaid and other current assets on the condensed consolidated statements of financial position.
Three Months Ended
March 31,
(In millions of USD)20262025
Statements of comprehensive income activity:
Billed from Fortis and Fortis affiliates (a)$4 $4 
Billed to Fortis and Fortis affiliates (b)2 1 
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(a)Recorded in general and administrative expenses in the condensed consolidated statements of comprehensive income.
(b)Recorded as an offset to general and administrative expenses in the condensed consolidated statements of comprehensive income.