Revenues (Tables)

3 Months Ended

Mar. 31, 2022

Revenues [Abstract]

Disaggregation Of Revenues

The following table reflects electric delivery revenues disaggregated by tariff:

	Three Months Ended March 31,
	2022		2021
Operating revenues
Revenues contributing to earnings:
Distribution base revenues	$	578	$	540
Transmission base revenues (TCOS revenues):
Billed to third-party wholesale customers		233		208
Billed to REPs serving Oncor distribution customers, through TCRF		130		114
Total transmission base revenues		363		322
Other miscellaneous revenues		18		17
Total revenues contributing to earnings		959		879
Revenues collected for pass-through expenses:
TCRF – third-party wholesale transmission service		281		249
EECRF		9		11
Total revenues collected for pass-through expenses		290		260
Total operating revenues	$	1,249	$	1,139