Regulatory Assets and Liabilities

3 Months Ended

Mar. 31, 2021

Regulatory assets and liabilities were comprised of the following as of March 31, 2021 and December 31, 2020:


	Recovery Period	March 31, 2021		December 31, 2020
Regulatory Assets
Pension and retiree group health	Indefinitely	$	59,424	$	59,588
Property-related temporary differences (tax benefits flowed through to customers)	Indefinitely	120,590		120,365
Other accrued benefits	Indefinitely	22,192		21,692
Net WRAM and MCBA long-term accounts receivable	1 - 2 years	38,676		33,136
Asset retirement obligations, net	Indefinitely	21,624		21,110
IRMA long-term accounts receivable	1 year	10,962		14,705
Tank coating	10 years	13,777		14,018
Recoverable property losses	9 years	4,361		4,531
PCBA	1 year	21,210		19,647
Other components of net periodic benefit cost	Indefinitely	5,988		6,736
General district balancing account receivable	1 year	724		1,830
Low-income rate assistance (LIRA) and Rate support fund (RSF) accounts receivable	1 year	6,202		5,310
Other regulatory assets	Various	2,606		2,708
Total Regulatory Assets		$	328,336	$	325,376

Regulatory Liabilities
Future tax benefits due to customers		$	151,088	$	151,011
Retiree group health		18,472		18,472
HCBA		7,165		5,320
CEBA		4,313		3,837
Net WRAM and MCBA long-term payable		1,397		479
Other regulatory liabilities		1,162		1,599
Total Regulatory Liabilities		$	183,597	$	180,718

Short-term regulatory assets and liabilities are excluded from the above table.

The short-term regulatory assets were $97.8 million as of March 31, 2021 and $96.2 million as of December 31, 2020. These short-term regulatory assets primarily consist of net WRAM and MCBA, IRMA, and PCBA receivables

The short-term portions of regulatory liabilities were $34.2 million as of March 31, 2021 and $34.6 million as of December 31, 2020. The short-term regulatory liabilities as of March 31, 2021 and December 31, 2020 primarily consist of TCJA and HCBA refunds and TCP settlement proceeds