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Regulatory Matters (Tables)
3 Months Ended
Mar. 31, 2022
Regulated Operations [Abstract]  
Schedule of Regulatory Assets
Regulatory assets and liabilities at March 31, 2022 and December 31, 2021 were comprised of the following items:
 
  
         Con Edison        CECONY
(Millions of Dollars)2022202120222021
Regulatory assets
Environmental remediation costs$933$938$854$860
Pension and other postretirement benefits deferrals447496392435
Revenue taxes409395391378
System peak reduction and energy efficiency programs330285329284
COVID-19 pandemic deferrals304282297277
Deferred storm costs292276178158 
Property tax reconciliation178202178202
MTA power reliability deferral128140128140
Unrecognized pension and other postretirement costs11212889110
Deferred derivative losses - long term85518045
Municipal infrastructure support costs41444144
Brooklyn Queens demand management program34363436
Meadowlands heater odorization project29292929
Non-wire alternative projects23232323
Preferred stock redemption20202020
Unamortized loss on reacquired debt14161314
Recoverable REV demonstration project costs14161315
Gate station upgrade project 14141414
Other273248248232
Regulatory assets – noncurrent3,6803,6393,3513,316
Deferred derivative losses - short term177141165133
Recoverable energy costs1126510455
Regulatory assets – current289206269188
Total Regulatory Assets$3,969$3,845$3,620$3,504
Regulatory liabilities
Future income tax$1,931$1,984$1,790$1,840
Allowance for cost of removal less salvage1,2151,1991,0461,033
Unrecognized pension and other postretirement costs23132199 — 
Net unbilled revenue deferrals131209131209
Pension and other postretirement benefit deferrals1081026355
Deferred derivative gains - long term106619655
Net proceeds from sale of property 9510394103
TCJA net benefits* 9212591123
System benefit charge carrying charge72706463
Property tax refunds35353535
Sales and use tax refunds30172916
BQDM and REV Demo reconciliations25252222
Earnings sharing - electric, gas and steam13131010
Settlement of gas proceedings10121012
Workers' compensation108108
Energy efficiency portfolio standard unencumbered funds615719 
Settlement of prudence proceeding6666
Other387365331312
Regulatory liabilities – noncurrent4,5034,3814,0343,921
Deferred derivative gains - short term480142443132
Refundable energy costs5032192
Revenue decoupling mechanism1311— — 
Regulatory liabilities – current543185462134
Total Regulatory Liabilities$5,046$4,566$4,496$4,055
* See "Other Regulatory Matters," above.
Schedule of Regulatory Liabilities
Regulatory assets and liabilities at March 31, 2022 and December 31, 2021 were comprised of the following items:
 
  
         Con Edison        CECONY
(Millions of Dollars)2022202120222021
Regulatory assets
Environmental remediation costs$933$938$854$860
Pension and other postretirement benefits deferrals447496392435
Revenue taxes409395391378
System peak reduction and energy efficiency programs330285329284
COVID-19 pandemic deferrals304282297277
Deferred storm costs292276178158 
Property tax reconciliation178202178202
MTA power reliability deferral128140128140
Unrecognized pension and other postretirement costs11212889110
Deferred derivative losses - long term85518045
Municipal infrastructure support costs41444144
Brooklyn Queens demand management program34363436
Meadowlands heater odorization project29292929
Non-wire alternative projects23232323
Preferred stock redemption20202020
Unamortized loss on reacquired debt14161314
Recoverable REV demonstration project costs14161315
Gate station upgrade project 14141414
Other273248248232
Regulatory assets – noncurrent3,6803,6393,3513,316
Deferred derivative losses - short term177141165133
Recoverable energy costs1126510455
Regulatory assets – current289206269188
Total Regulatory Assets$3,969$3,845$3,620$3,504
Regulatory liabilities
Future income tax$1,931$1,984$1,790$1,840
Allowance for cost of removal less salvage1,2151,1991,0461,033
Unrecognized pension and other postretirement costs23132199 — 
Net unbilled revenue deferrals131209131209
Pension and other postretirement benefit deferrals1081026355
Deferred derivative gains - long term106619655
Net proceeds from sale of property 9510394103
TCJA net benefits* 9212591123
System benefit charge carrying charge72706463
Property tax refunds35353535
Sales and use tax refunds30172916
BQDM and REV Demo reconciliations25252222
Earnings sharing - electric, gas and steam13131010
Settlement of gas proceedings10121012
Workers' compensation108108
Energy efficiency portfolio standard unencumbered funds615719 
Settlement of prudence proceeding6666
Other387365331312
Regulatory liabilities – noncurrent4,5034,3814,0343,921
Deferred derivative gains - short term480142443132
Refundable energy costs5032192
Revenue decoupling mechanism1311— — 
Regulatory liabilities – current543185462134
Total Regulatory Liabilities$5,046$4,566$4,496$4,055
* See "Other Regulatory Matters," above.
Schedule of Regulatory Assets Not Earning Return
Regulatory Assets Not Earning a Return*
                  Con Edison                CECONY
(Millions of Dollars)2022202120222021
Unrecognized pension and other postretirement costs$112$128$89$110
Environmental remediation costs922928843850
Revenue taxes388375372359
COVID-19 Deferral for Uncollectible Accounts Receivable265236258231
Deferred derivative losses - current177141165134
Deferred derivative losses - long term85518045
Other37243624
Total$1,986$1,883$1,843$1,753
*This table presents regulatory assets not earning a return for which no cash outlay has been made.