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Retirement and Postretirement Benefits Plans (Tables)

3 Months Ended

Mar. 31, 2021

Schedule of Retirement and Postretirement Benefit Plan Costs

The following table contains a summary of Occidental's retirement and postretirement benefits plan costs for the three months ended March 31, 2021, and 2020:


	Three months ended March 31,
millions	2021		2020
Net gains related to pension settlement and curtailment(a)	$	6	$	14
Net periodic benefit costs related to pension special termination benefits (a)	$	—	$	16
Net periodic benefit costs (gains) related to pension benefits excluding settlement, curtailment and special termination benefits	$	(5)	$	12
Net periodic benefit costs related to postretirement benefits	$	20	$	20
Contributions to qualified and supplemental pension plans	$	147	$	91

(a) Net gains related to settlement and curtailment and costs of special termination benefits for the three months ended March 31, 2021 and 2020 primarily relate to a separation program and the freezing of benefit accruals for Anadarko employees.