Consequently, in my view, by not incorporating any restrictions, especially regarding the use of caucusing technique, into the wording of Article 9 in order to maintain the impartiality, due process and confidentiality principles undamaged and, also, by not including discussed safeguards into the content of the same article, the Prague Rules have risked the enforceability of final award and even diverged from its own object of “increasing the efficiency of arbitral proceedings”.