Attorney Son Heung-soo participated as a co-author of ONJU's Commentary on the Civil Execution Act, which was published on July 2, 2026 as the 100th commentary in LAWnB's ONJU series.

Attorney Son authored the parts covering the General Principles of Enforcement against Claims, Article 223 (Seizure Order against Claims), Article 224 (Court of Execution), Article 225 (Request for Order of Seizure), Article 226 (Omission of Examination), Article 227 (Seizure of Monetary Claim), and Article 228 (Seizure of Claims Secured by Mortgage) of the Civil Execution Act. A total of 26 persons, including 22 judges and three professors, participated as co-authors, with Presiding Judge Park Jin-su of the Uijeongbu District Court serving as the lead author. Attorney Son Heung-soo was the only attorney to participate as a co-author.