...June 20, 2024 This report does not constitute a rating action. PARIS (S&P Global Ratings) June 20, 2024--The Industrial Development Authority of Mobile County in Alabama, United States, on June 1 issued $378 million U.S. tax-exempt bonds for AM/NS Calvert LLC, the Alabama-based joint venture of ArcelorMittal S.A. and Nippon Steel Corp. We rate the bonds at `###-`, in line with our issuer credit rating on ArcelorMittal. Like similar transactions, the bonds are issued by the local authority (in this case, The Industrial Development Authority of Mobile County in Alabama, United States), while the borrower (via a loan agreement) is AM/NS Calvert. We understand that the bonds will be fully and unconditionally guaranteed by ArcelorMittal (100%), while the guarantee will rank pari-passu with other unsecured, unsubordinated obligations of ArcelorMittal. We view the impact of the guarantee as neutral on ArcelorMittal's financial risk profile....