- Mock tax investigation through tax risk pre-diagnosis
- Regular and irregular tax audit
- Representation in inheritance tax, gift tax, and funding source investigation
- Representation in pre-taxation review, objection, request for examination, and request for adjudication
- Establishment of appeal strategy up to administrative litigation through SEUM Law
- Interpretation of tax laws as required in new business areas such as startups and virtual assets
- Review of whether a novel authoritative interpretation is necessary after analyzing existing authoritative interpretations and precedents
- Development of reasoning for a novel authoritative interpretation
- Preparation of applications for authoritative interpretation to relevant agencies such as the National Tax Service and the Ministry of Economy and Finance