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PENSION PLANS AND OTHER POST-EMPLOYMENT BENEFITS
 3 Months Ended
Mar. 31, 2026
Retirement Benefits [Abstract]  
PENSION PLANS AND OTHER POST-EMPLOYMENT BENEFITS PENSION PLANS AND OTHER POST-EMPLOYMENT BENEFITS
A summary of the Company's pension plans and other post-employment benefits ("OPEB") can be found in Note 19 to the Consolidated Financial Statements included in the Company’s 2025 Annual Report.

Unless otherwise noted, all values within this Note 15 are inclusive of balances and activity associated with the Electronics Business through the Qnity Distribution and all Aramids Business activity related to discontinued operations. The Company transferred standalone and split plans associated with the Electronics Business on November 1, 2025, the separation date.

The following sets forth the components of the Company's net periodic benefit costs (credits) for defined benefit pension plans:
Net Periodic Benefit Costs for All PlansThree Months Ended March 31,
In millions20262025
Service cost 1
$3 $5 
Interest cost 2
18 20 
Expected return on plan assets 3
(17)(22)
Amortization of prior service credit 4
(1)(1)
Net periodic benefit costs – Total$3 $2 
Less: Net periodic benefit costs – Discontinued operations— 1 
Net periodic benefit costs – Continuing operations$3 $1 
1.The service cost from continuing operations was $3 million for both the three months ended March 31, 2026 and March 31, 2025.
2. The interest cost from continuing operations was $18 million for the three months ended March 31, 2026, compared with $15 million for the three months ended March 31, 2025.
3. The expected return on plan assets from continuing operations was $17 million for the three months ended March 31, 2026, compared with $16 million for the three months ended March 31, 2025.
4. The amortization of prior service credit from continuing operations was $1 million for both the three months ended March 31, 2026, and March 31, 2025.

The continuing operations portion of the net periodic benefit costs, other than the service cost component, are included in "Sundry income (expense) – net" in the interim Consolidated Statements of Operations.

DuPont expects to make additional contributions in the aggregate of approximately $43 million by year-end 2026.