Tax Disputes
South Korea
06 October 2025
Yoon & Yang LLC’s insurance team is noted for its expertise in regulatory matters, licensing, and dispute resolution, with a significant focus on international litigation and arbitration, representing both Korean and global insurers. The team is particularly strong in marine insurance and is led by Hwang Lim Jang, who has extensive experience in securities and financial regulation, including insurance companies. Chongsu Seo has advised and represented a number of domestic and foreign clients in major insurance-related disputes.
Legal 500 Editorial commentary
Accolades
Client satisfaction
Testimonials
Collated independently by Legal 500 research team.
‘The arbitration team is one of the strongest in Korea.’
- 'Their collaboration between different field lawyers is very good.'
- 'Seung Jae Yeon is an outstanding professional in the insurance regulatory field. He has experience working in FSC, which is the regulatory institution for the insurance industry; hence he has a very deep knowledge of the insurance regulations.'
Key clients
- KB Insurance Co., Ltd.
- AIG Korea Inc
- SAMSUNG FIRE & MARINE INSURANCE CO.,LTD
- Meritz Fire & Marine Insurance CO., Ltd
- HANWHA LIFE INSURANCE CO., LTD.
- Swiss Re AG
- Pacific Life Re Ltd.
- Hanwha Life Financial Services Co, Ltd.
Work highlights
Represented KB Insurance Co., Ltd. in a pivotal lawsuit addressing incomplete insurance sales through telemarketing. Their efforts culminated in a landmark Supreme Court decision establishing a precedent where insurance companies bear 30% responsibility and credit card companies, acting as insurance agents, bear 70% responsibility for refunding related fees.
Represented Meritz Fire & Marine Insurance Co., Ltd., overturning an initial loss in court and securing a favourable outcome on appeal. The case centred on whether reimbursements from a risk-sharing scheme should be covered under the insured's medical insurance policy.
Practice head
Hwang Lim Jang
Other key lawyers
Chongsu Seo; Chang Hun Han; Seung Jae Yeon