Revenue (Tables)

12 Months Ended

Dec. 31, 2023

Revenue Recognition [Abstract]

Summary of Disaggregates TEC Revenue by Major Source

The following disaggregates TEC’s revenue by major source:

(millions)	Tampa								Tampa Electric
For the year ended December 31, 2023	Electric			PGS		Eliminations			Company
Electric revenue
Residential	$	1,711							$	1,711
Commercial		803								803
Industrial		203								203
Regulatory deferrals		(387	)							(387	)
Unbilled revenue		(2	)							(2	)
Other (1)		309								309
Total electric revenue		2,637								2,637
Total revenue	$	2,637							$	2,637
For the year ended December 31, 2022
Electric revenue
Residential	$	1,381		$	0	$	0		$	1,381
Commercial		666			0		0			666
Industrial		176			0		0			176
Regulatory deferrals		(21	)		0		0			(21	)
Unbilled revenue		9			0		0			9
Other (1)		312			0		(4	)		308
Total electric revenue		2,523			0		(4	)		2,519
Gas revenue
Residential		0			229		0			229
Commercial		0			200		0			200
Industrial (2)		0			31		0			31
Other (3)		0			196		(6	)		190
Total gas revenue		0			656		(6	)		650
Total revenue	$	2,523		$	656	$	(10	)	$	3,169
For the year ended December 31, 2021
Electric revenue
Residential	$	1,156		$	0	$	0		$	1,156
Commercial		602			0		0			602
Industrial		172			0		0			172
Regulatory deferrals		(6	)		0		0			(6	)
Unbilled revenue		(2	)		0		0			(2	)
Other (1)		252			0		(4	)		248
Total electric revenue		2,174			0		(4	)		2,170
Gas revenue
Residential		0			212		0			212
Commercial		0			191		0			191
Industrial (2)		0			25		0			25
Other (3)		0			100		(3	)		97
Total gas revenue		0			528		(3	)		525
Total revenue	$	2,174		$	528	$	(7	)	$	2,695

(1)Other includes sales to public authorities, off-system sales to other utilities and various other items.

(2)Industrial includes sales to power generation customers.

(3)Other includes off-system sales to other utilities and various other items.