The aim of the article is to analyze the draft of the Laws of Ukraine № 6232 dd.23.03.2017 for the reforming of the legal institute of the participants of the commercial court proceedings. The author supports the idea to improve the procedure of reconciliation by permitting ability to make amicable agreements in the court of appeal as well as in the court of cassation. The author gives reasons for improving the status of non-party claimants in the commercial court proceedings. The author proposes to give additional guarantees for defense of rights of legally incapable or partially incapable in the commercial court proceedings. The idea to regard witnesses and court secretaries as participants of the court trial has been supported as well.