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Quarterly report pursuant to Section 13 or 15(d)

PENSIONS AND OTHER POSTRETIREMENT BENEFITS

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PENSIONS AND OTHER POSTRETIREMENT BENEFITS
 9 Months Ended
Sep. 30, 2021
Postemployment Benefits [Abstract] Ìý
PENSIONS AND OTHER POSTRETIREMENT BENEFITS
NOTE 10 - PENSIONS AND OTHER POSTRETIREMENT BENEFITS
We offer defined benefit pension plans, defined contribution pension plans and OPEB plans to a significant portion of our employees and retirees. Benefits are also provided through multiemployer plans for certain union members.
The following are the components of defined benefit pension and OPEB costs (credits):
Defined Benefit Pension Costs (Credits)
(In Millions)
Three Months Ended
September 30,		 Nine Months Ended
September 30,
2021 2020 2021 2020
Service cost $ 14Ìý $ 5Ìý $ 42Ìý $ 16Ìý
Interest cost 26Ìý 20Ìý 78Ìý 43Ìý
Expected return on plan assets (89) (38) (269) (93)
Amortization:
Prior service costs 1Ìý 1Ìý 1Ìý 1Ìý
Net actuarial loss 8Ìý 8Ìý 24Ìý 21Ìý
Net periodic benefit credits $ (40) $ (4) $ (124) $ (12)
OPEB Costs (Credits)
(In Millions)
Three Months Ended
September 30,		 Nine Months Ended
September 30,
2021 2020 2021 2020
Service cost $ 13Ìý $ 1Ìý $ 38Ìý $ 3Ìý
Interest cost 19Ìý 4Ìý 56Ìý 11Ìý
Expected return on plan assets (10) (4) (30) (13)
Amortization:
Prior service credits (2) (1) (2) (2)
Net actuarial loss 1Ìý 1Ìý 3Ìý 2Ìý
Net periodic benefit costs $ 21Ìý $ 1Ìý $ 65Ìý $ 1Ìý
Based on funding requirements, we made defined benefit pension contributions of $1 million and $154 million for the three and nine months ended SeptemberÌý30, 2021, respectively, compared to defined benefit pension contributions of $1 million and $5 million for the three and nine months ended SeptemberÌý30, 2020, respectively. As a result of the CARES Act enacted on March 27, 2020, we deferred $118 million of 2020 pension contributions, which were paid on January 4, 2021. For the three and nine months ended SeptemberÌý30, 2021, we made contributions of $22 million and $27 million, respectively, for our voluntary employee benefit association trust plans. Based on funding requirements, no contributions for our voluntary employee benefit association trust plans were required or made for the three and nine months ended SeptemberÌý30, 2020.