Type	Name	Date
Indenture	Supplemental Indenture, by and among the parties that are signatories thereto as Guarantors, Knife River Corporation and U.S. Bank Trust Company, National Association	06/01/2023
Credit agreement	Credit Agreement, by and among Knife River Corporation, JPMorgan Chase Bank, N.A. and Lenders and L/C Issuers party thereto.†	06/01/2023

Type	Name	Date
By-Laws	Amended and Restated Bylaws of Knife River Corporation	06/01/2023