South Korea

International Tax Review is part of Legal Benchmarking Limited, 1-2 Paris Garden, London, SE1 8ND

Copyright © Legal Benchmarking Limited and its affiliated companies 2026

Accessibility | Terms of Use | Privacy Policy | Modern Slavery Statement

South Korea

Ji Hyun Kim

kim.JPG

Deloitte Anjin LLC (Deloitte Korea)

4F., One IFC, 10, Gukjegeumyung-ro, Youngdeungpo-gu

Seoul, 07326

Korea


Tel: +82 2 6676 2434

Fax: +82 2 6674 2510

Email: jikim@deloitte.com

Website: www.deloitte.com/kr

Ji Hyun Kim, Deloitte Korea, is a tax partner and has more than 20 years of public accounting experience, providing tax advisory services to multinational companies and major local corporations in a broad range of industries. Her extensive and professional work experience covers tax due diligence in M&A transactions, cross-border tax structuring and global tax planning. She is specialised in assisting global companies operating in Korea with a broad spectrum of tax matters and has rendered tax advisory services with a particular focus on regulatory tax compliances such as tax appeals, tax reassessment, tax audit defence, foreign investment tax exemption, etc.

Prior to joining Deloitte Korea in 1997, Ji Hyun worked for the Korean tax authority as a tax official for four years.

She has held several positions both within and outside of Deloitte since joining the firm. She served as a member of the taxpayer advocate committee of Jung-bu regional tax office and as a member of the interpretation of tax law committee of the National Tax Service. She currently serves as an advisory member to the local taxation review committee of Seodaemun-gu.

Ji Hyun is a licensed certified public accountant in Korea, a member of the Korean Association of Certified Public Tax Accountants and a certified candidate of American Institute of Certified Public Accountants (State Board Accountancy of New Hampshire, US).

Ji Hyun earned a bachelor's degree in business administration from the Korea National Open University and associate degree in business administration from the National Tax Officials Training Institute.

deloitte-200.png

Sunyoung Kim

sunyoung.jpg

Deloitte Anjin LLC (Deloitte Korea)

4F., One IFC,10, Gukjegeumyung-ro, Youngdeungpo-gu

Seoul, 07326

Korea


Tel: +82 2 6676 2471

Fax: +82 2 6674 2510

Email: sunnykim@deloitte.com

Website: www.deloitteanjin.co.kr

Sunyoung (Sunny) Kim, Deloitte Korea, is a senior tax partner in the global tax practice. Sunny, who has close to 20 years of experience at both accounting and law firms, has provided various types of tax consulting services for many multinational companies in Korea as well as the US and European multinational companies. She is specialised in international tax issues, tax efficient restructuring, cross-border M&As and tax audit defence and appeals, taking an active leading role in the assignments that required long hours, tight deadlines, effective teamwork and liaisons with clients and other professional advisers.

She served as a committee member at the Ministry of Strategy and Finance, advising on the legislation of partnership taxation, consolidated tax return system, and tax-free reorganisations since 2005. She is currently a member of the national tax ruling committee and tax development committee of the Ministry of Strategy and Finance. She has earned a PhD from Seoul National University School of Law and a Masters of Law in taxation from NYU School of Law. She is also a licensed certified public accountant.

deloitte-200.png

Jisoo Lee

Kim & Chang

Tae-Yeon Nam

Kim & Chang

more across site & shared bottom lb ros

More from across our site

Governments are rewriting tax policy for the AI era, deploying digital taxes, tailored incentives and algorithmic enforcement that redefine where value is created
Wingrove will succeed Bill Thomas, who has served in the role since 2017; in other news, Andersen unveiled a sharp increase in revenues for 2025
Partners are divided on Italy vs PDM D’s analytical depth, evidentiary standards, and what the judgment signals for future intra-group financing cases
As GCCs increasingly become strategic hubs, multinationals face heightened risks around permanent establishment and place of effective management
While all options presented ‘drawbacks’, European Commission tax leader Wopke Hoekstra said the controversial US carve-out deal has ‘many benefits’
From tech preparations to competitiveness concerns, Tax Systems’ Russell Gammon addresses the most pressing client considerations arising from the SbS deal
Despite estimates that the US/OECD agreement will cost countries billions, the Fair Tax Foundation’s Paul Monaghan believes the deal is a ‘necessary evil’
The firm’s eye-catching UK launch is a major statement of intent, but it will face stern opposition in its quest to be the top global tax player
The postponement came after industry representatives flagged implementation issues with the registration regime; in other news, firms made key tax partner additions
Despite the increased yield, the time taken to resolve enquiries was at a six-year high, new HMRC statistics have revealed
Gift this article