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Regulatory Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2023

Regulated Operations [Abstract]

Schedule of Regulatory Assets and Liabilities

Regulatory assets and liabilities reflected in the Consolidated Balance Sheets are presented below.


			PNM												TNMP
			December 31,												December 31,
			2023						2022						2023						2022
Assets:			(In thousands)
Current:
FPPAC			$	65,251					$	8,904					$	—					$	—
NMPRC hedging plan			—						9,429						—						—

Energy efficiency costs			—						—						50						1,932
Renewable energy rider			5,021						—						—						—
SJGS Energy Transition Property			2,724						—						—						—
			72,996						18,333						50						1,932






Non-Current:
SJGS Energy Transition Property			$	340,629					$	343,238					$	—					$	—
SJGS - non-ETA			122,246						129,285						—						—

PVNGS leased interest			80,777						—						—						—

EIM			18,731						13,102						—						—
TEP			2,644						—						—						—
Loss on reacquired debt			13,806						15,323						25,019						26,317
Pension and OPEB			172,508						187,182						21,854						21,558
Deferred income taxes			71,359						67,621						8,882						9,193
AMS surcharge			—						—						—						6,254
AMS retirement and other costs			—						—						12,343						12,591
Deferred COVID-19 costs			5,664						5,664						—						1,053
Other			10,363						2,526						7,556						5,779
			838,727						763,941						75,654						82,745
Total regulatory assets			$	911,723					$	782,274					$	75,704					$	84,677





Liabilities:
Current:

SJGS rate refunds			$	(113,372)					$	—					$	—					$	—
PVNGS rate refunds			(19,194)						—						—						—
Renewable energy rider, including excess return			—						(5,076)						—						—
Energy efficiency costs			(1,454)						(2,837)						—						—
Transmission cost recovery factor			—						—						(5,159)						(9,089)
NMPRC hedging plan			(826)						—						—						—
			(134,846)						(7,913)						(5,159)						(9,089)
Non-Current:
Cost of removal			(247,627)						(238,903)						(117,759)						(97,030)
Deferred income taxes			(281,588)						(301,493)						(83,459)						(94,994)

Renewable energy tax benefits			(14,463)						(15,610)						—						—



PVNGS rate refunds			(19,194)						—						—						—
Pension and OPEB			—						—						(3,644)						(4,518)
COVID-19 cost savings			(900)						(900)						—						—
Other			(1,249)						(83)						(1,434)						(1,671)
			(565,021)						(556,989)						(206,296)						(198,213)
Total regulatory liabilities			$	(699,867)					$	(564,902)					$	(211,455)					$	(207,302)