Its wordings
Arbitration Act
Article 51, paragraph (1)
第五十一条第一項
Each amendment that changed this provision, and each that will, oldest first. Each is shown against the wording just before it; where an amendment gives the provision another number, it is followed under the new one. Read it as it stands today
In force today
An arbitral tribunal may provide a reasonable period and order the parties to prepay the amount provided by the arbitral tribunal as the estimated amount of the expenses for the arbitration procedure, unless otherwise agreed by the parties.
仲裁廷は、当事者間に別段の合意がない限り、仲裁手続の費用の概算額として仲裁廷の定める金額について、相当の期間を定めて、当事者に予納を命ずることができる。