Mr. In Wook HWANG is a partner at D&A LLC. He specializes in Tax Litigation, Customs, Customs Inspections & Investigation, Corporate Succession, Finance & Restructuring, and International Affairs.

Bar Admissions

• Certified Tax Accountant, Korea (2020)
• Admitted to Bar, Korea (2013)

Education

• Dankook University Graduate School of Business Administration (MA in International Customs, 2024)
• Graduate School of Science in Taxation, University of Seoul (Completed Coursework, MA in Taxation, 2019)
• College of Law, Yonsei University (LLB, 2009)

Significant Accomplishments

• Director of External Affairs, International Customs Forum (2026-Present)
• Member, Express Consignment Review Committee, Pyeongtaek Customs (2025-Present)
• Member, Customs Audit Committee, Busan Regional Customs (2025-Present)
• Member, Customs Valuation Council, and Classification Council, Customs Valuation and Classification Institute, Korea Customs Service (2025-Present)
• Member, Express Consignment Review Committee, Incheon Regional Customs (2024-Present)
• D&A LLC (2013-Present)
• Judicial Research and Training Institute of the Supreme Court of Korea (2013)

Professional Activities and Experience

• Represented P Construction in various claims for dissatisfaction and rectification
• Represented H Group in tax investigation
• Represented S Electronics in administrative proceedings regarding the application of specific use duty rates in calculating tariff rates
• Represented a Korean office of Company E (multinational Taiwanese company) in corporate customs examination and customs investigation
• Represented Companies H and K in fashion industry in response to the country of origin investigation and appeal for dissatisfaction
• Represented Company S, an oil refiner in an additional administrative lawsuit for revocation of the imposition of tariffs related to customs value.
• Dealt with additional foreign exchange inspection for an import-export company of solar modules, etc.
• Represented an ATM manufacturer in response to additional inspection on foreign exchange transaction
• Performed an authoritative interpretation related to foreign exchange transactions for Company H, an automobile manufacturer
• Represented H Heavy industry in appeal for dissatisfaction in the case where the item classification and the tariff rate of the Korea-US FTA agreement became an issue
• Carried out a case where the limitation of the application of the substantial taxation principle is clarified in the case where the parent company has increased the amount of capital for the subsidiary to resolve the subsidiary’s debt guaranteed by the parent company
• Obtained reversal and remand from the Supreme Court, which suggested the requirements of the underwriter under Article 9(12) of the Financial Investment Services and Capital Markets Act
• Carried out the first-ever case in which the court recognized the importer's procedural rights, such as the importer’s right to file an objection, in the country of origin investigation on importers subject to pre-implementation of international indirect verification of FTA origin
• Obtained not guilty verdict in favor of client, on the issue involving false reporting under the Customs Act

• Stablecoins And The Foreign Exchange Transactions Act, Mondaq (2025)