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Other Postretirement Benefits
9 Months Ended
Sep. 30, 2023
Retirement Benefits [Abstract]  
Other Postretirement Benefits Other Postretirement Benefits
Total Periodic Benefit Cost
The components of the Companies’ total periodic other postretirement benefit cost/(credit) for the three and nine months ended September 30, 2023 and 2022 were as follows:
 
For the Three Months Ended September 30,
  
          Con Edison          CECONY
(Millions of Dollars)2023202220232022
Service cost - including administrative expenses$4$5$3$4
Interest cost on projected other postretirement benefit obligation148128
Expected return on plan assets(18)(18)(14)(14)
Recognition of net actuarial gain(4)(4)(2)(3)
Recognition of prior service credit
TOTAL PERIODIC OTHER POSTRETIREMENT CREDIT$(4)$(9)$(1)$(5)
Cost capitalized(2)(2)(2)(2)
Reconciliation to rate level176
Total credit recognized$(5)$(4)$(3)$(1)


For the Nine Months Ended September 30,
  
          Con Edison          CECONY
(Millions of Dollars)2023202220232022
Service cost - including administrative expenses$11$14$9$11
Interest cost on projected other postretirement benefit obligation43263723
Expected return on plan assets(53)(54)(42)(43)
Recognition of net actuarial gain(12)(11)(6)(7)
Recognition of prior service credit(1)(1)
TOTAL PERIODIC OTHER POSTRETIREMENT CREDIT$(12)$(26)$(2)$(16)
Cost capitalized(5)(6)(4)(5)
Reconciliation to rate level222(2)18
Total credit recognized$(15)$(10)$(8)$(3)

For information about the presentation of the components of other postretirement benefit costs, see Note E.

Contributions
As of September 30, 2023, the Companies contributed $15 million (all of which was made by CECONY) to the other postretirement benefit plans in 2023. The Companies' policy is to fund the total periodic benefit cost of the plans to the extent tax deductible.