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US Recalibrates Tariff Tableau for Korean Steel in Nuanced Duty Revision

Saturday, May 17, 2025

Synopsis: - The US Department of Commerce has adjusted its preliminary countervailing duty rates for South Korean corrosion-resistant steel products, setting revised rates of 4.02% for KG Dongbu Steel Co., Ltd. and KG Steel Corporation, 2.27% for Hyundai Steel Company, and 2.97% for five non-selected companies including POSCO, while rescinding review for SeAH Steel Corporation due to absence of US shipments during the review period.

Commerce Department Refines Countervailing Measures

The US Department of Commerce has implemented significant revisions to its preliminary countervailing duty determinations affecting South Korean manufacturers of corrosion-resistant steel products. These adjustments follow a comprehensive review covering the calendar year 2022, from January through December. The modifications represent the culmination of a detailed assessment process that included consideration of comments from interested parties across the steel industry spectrum. The revised rates reflect the Commerce Department's ongoing efforts to calibrate trade remedies that address alleged unfair subsidization while maintaining compliance with international trade agreements. This recalibration occurs against the backdrop of continued tensions in global steel markets, where accusations of government subsidies and market distortions remain contentious issues between major steel-producing nations. The Commerce Department's willingness to revise preliminary determinations demonstrates the dynamic nature of the trade remedy process, which allows for adjustments based on new information and stakeholder input before final rates are established. These modifications can have substantial financial implications for affected companies, potentially altering their competitive position in the lucrative US steel market.

 

SeAH Steel Corporation Gains Exemption from Review

In a notable development within the Commerce Department's determination, the review of SeAH Steel Corporation was completely rescinded after verification that the company made no shipments of corrosion-resistant steel products to the United States during the review period. This decision effectively removes SeAH from the immediate scope of countervailing duties for the period under consideration. The "no shipment" determination represents an important procedural mechanism within the US trade remedy system, allowing companies that have temporarily exited the US market to avoid the administrative burden and potential liability of duty assessments during their absence from the market. However, it's worth noting that SeAH Coated Metal Corporation, a related entity, remains subject to the non-selected company rate of 2.97%. The distinction between these related entities highlights the specificity with which the Commerce Department applies its trade remedy measures, focusing on particular corporate entities and their specific export activities rather than broadly targeting corporate groups. This precision in application reflects the technical and legal complexity of the US trade remedy system, which requires detailed analysis of corporate structures, production processes, and international transactions.

 

KG Dongbu and KG Steel Face Highest Duty Rate

Following the revision, KG Dongbu Steel Co., Ltd. and KG Steel Corporation now face the highest countervailing duty rate among the reviewed companies at 4.02%. This determination suggests that the Commerce Department found evidence of more substantial government subsidization benefiting these companies compared to other Korean producers. The specific subsidies identified were not detailed in the announcement, but typically include preferential loans, tax benefits, equity infusions, or other financial contributions from government entities that provide advantages to domestic producers. The 4.02% rate represents a significant cost factor for these companies when exporting to the US market, potentially influencing pricing strategies and competitive positioning. For US customers of these companies, the duties translate to higher costs for Korean-sourced materials, potentially shifting purchasing patterns toward domestic suppliers or alternative international sources. The differentiated rates between Korean producers also create varying competitive dynamics within the Korean steel industry itself, as some companies face higher barriers to the US market than their domestic competitors. This situation may influence internal Korean market dynamics and potentially drive corporate strategies regarding production allocation and market focus.

 

Hyundai Steel Secures Most Favorable Individual Rate

Hyundai Steel Company emerged from the review with the most favorable individual countervailing duty rate among the examined companies at 2.27%. This lower rate suggests that the Commerce Department found comparatively less evidence of government subsidization benefiting Hyundai Steel's production of corrosion-resistant steel products. The nearly two percentage point difference between Hyundai's rate and that applied to KG Dongbu and KG Steel represents a meaningful competitive advantage for Hyundai in the US market. This differentiation highlights how trade remedy measures can affect competitive dynamics not just between countries but also between companies from the same country. The lower rate may reflect differences in Hyundai's corporate structure, financing arrangements, or participation in government programs compared to its Korean competitors. For US customers, Hyundai's products now carry a lower duty burden, potentially making them more attractive relative to other Korean sources. This situation demonstrates how the technical details of trade remedy proceedings can have tangible commercial consequences, influencing supplier relationships and procurement decisions across the steel supply chain. The lower duty rate may also provide Hyundai with greater flexibility in its pricing strategies for the US market.

 

Five Major Companies Assigned Intermediate Rate

The Commerce Department assigned an intermediate countervailing duty rate of 2.97% to five non-selected companies: POSCO, POSCO Coated & Color Steel Co., Ltd., POSCO International, POSCO Steeleon Co., Ltd., and SeAH Coated Metal Corporation. This rate falls between the highest individual rate of 4.02% and the lowest of 2.27%, reflecting the Department's methodology for companies not individually examined during the review process. The non-selected rate typically represents a weighted average of the rates determined for individually examined companies, providing an administrative solution for handling multiple exporters without conducting exhaustive individual investigations for each company. The inclusion of POSCO and its affiliated companies in this category is particularly notable given POSCO's position as South Korea's largest steelmaker and a major global player in the industry. The assignment of a single rate across these five companies, despite their varying sizes and potentially different subsidy profiles, highlights the practical limitations of the trade remedy investigation process, which must balance thoroughness with administrative efficiency. For these companies, the intermediate rate represents a moderate trade barrier that may influence but not severely restrict their access to the US market for corrosion-resistant steel products.

 

Impact on US Steel Market and Supply Chains

The revised countervailing duties will have ripple effects throughout the US steel market, particularly in sectors that rely heavily on corrosion-resistant steel products such as automotive manufacturing, construction, and appliance production. US domestic producers of competing products will likely benefit from the price advantage created by the duties, potentially gaining market share or achieving higher margins. Conversely, US manufacturers who use corrosion-resistant steel as an input may face increased costs if they rely on Korean sources, potentially affecting their own pricing and competitiveness in downstream markets. The duties may also influence global trade flows as Korean producers potentially redirect volumes to other markets where they don't face similar trade barriers. This redirection could affect pricing and availability in third-country markets, creating complex global repercussions from what appears to be a bilateral trade measure. The differentiated rates among Korean producers may also lead US purchasers to shift their sourcing preferences among Korean suppliers, potentially rewarding companies like Hyundai Steel that secured lower duty rates. These market adjustments highlight how trade remedy measures, while technical in nature, can have substantial commercial impacts that extend well beyond the immediate tariff collection.

 

Broader Context of US-Korea Steel Trade Relations

The countervailing duty revisions occur within the broader context of US-Korea trade relations, which have experienced both cooperation and tension in recent years. South Korea, as a major steel exporter to the United States, has frequently found itself subject to US trade remedy measures, including both countervailing duties addressing alleged subsidies and antidumping duties targeting pricing practices. The two countries operate under the United States-Korea Free Trade Agreement (KORUS), but this agreement doesn't prevent the application of trade remedies when unfair trade practices are determined to exist. Korean steel producers have also faced challenges from Section 232 tariffs imposed by the US on steel imports citing national security concerns, though South Korea subsequently negotiated a quota arrangement in lieu of tariffs. The ongoing application and revision of countervailing duties reflect the complex balancing act between maintaining open trade relations with a key ally while addressing specific trade practices deemed harmful to US industries. This dynamic illustrates how modern trade relations involve multiple, sometimes competing policy objectives, including supporting domestic industries, maintaining geopolitical alliances, ensuring supply chain resilience, and upholding rules-based trading systems.

 

Procedural Next Steps and Industry Response

Following these revised preliminary determinations, the countervailing duty investigation will continue through its procedural stages toward final determinations. Interested parties retain the right to comment on these revisions and provide additional information before final rates are established. The Commerce Department's final determination will then be subject to potential legal challenges through the US Court of International Trade or through the dispute settlement mechanisms of the World Trade Organization. Industry reactions to the revised rates have been mixed, with US steel producers generally supporting the continued application of duties while steel consumers and Korean producers have expressed concerns about the impact on supply chains and costs. The Korean government and affected companies may also pursue diplomatic channels to address concerns about the methodology and calculations underlying the duty determinations. This multi-layered response process highlights the complex interplay between technical trade remedy proceedings, legal challenges, diplomatic negotiations, and market adjustments that characterize modern international trade disputes. The eventual outcome will reflect not just economic factors but also legal interpretations, political considerations, and strategic trade policy objectives from both countries.

 

Key Takeaways:

• The US Department of Commerce has revised countervailing duty rates on South Korean corrosion-resistant steel products, setting differentiated rates of 4.02% for KG Dongbu Steel Co. and KG Steel Corporation, 2.27% for Hyundai Steel Company, and 2.97% for five non-selected companies including POSCO and its affiliates

• SeAH Steel Corporation received a complete exemption from the review after verification that the company made no shipments to the US during the January-December 2022 review period, though its affiliate SeAH Coated Metal Corporation remains subject to the 2.97% non-selected company rate

• These revised duties will impact competitive dynamics in the US steel market, potentially benefiting domestic producers while creating cost pressures for US manufacturers that use Korean-sourced corrosion-resistant steel as an input for automotive, construction, and appliance production

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