ÁñÁ«ÊÓƵ

EXHIBIT 99.1



PAYMENTS BY SEGMENT

SegmentProject / Subnational Political JurisdictionResource / Method of ExtractionGovernmental Recipient / CountryPayment TypePayment Amount (in USD)Fiscal Year
North American Flat-RolledMon Valley Works / PennsylvaniaIron Ore / Open PitFederal government / United StatesHarbor maintenance fees$311,414 2023
North American Flat-RolledGary Works / IndianaIron Ore / Open PitFederal government / United StatesHarbor maintenance fees$765,332 2023
North American Flat-RolledGreat Lakes Works / MichiganIron Ore / Open PitFederal government / United StatesHarbor maintenance fees$2,723 2023
North American Flat-RolledKeetac / MinnesotaIron Ore / Open PitFederal government / United StatesHarbor maintenance fees$209,273 2023
North American Flat-RolledMinntac / MinnesotaIron Ore / Open PitFederal government / United StatesHarbor maintenance fees$25,965 2023
North American Flat-Rolled harbor maintenance fees subtotal:$1,314,707 2023
(1)(1)Iron Ore / Open PitFederal government / United StatesFederal income taxes
$ 38,600,000 (1)
2023
(1) The United States federal government levies income taxes at the entity level, i.e., ÁñÁ«ÊÓƵ level rather than on a per project or a segment basis. Income tax payment information in the table above is presented at the ÁñÁ«ÊÓƵ level.
Total payments
Harbor maintenance fees$1,314,707 2023
ÁñÁ«ÊÓƵ federal income taxes$38,600,000 2023
Total payments to United States federal government:$39,914,707 2023