"The fact that the ECHR has accepted the complaint and opened proceedings indicates that there are reasonable legal grounds for the case, that it has legal merit, and that the court intends to examine it on its merits," the Ukrainian state-owned Oschadbank said.

The bill's passage is a condition for unlocking an approximately $700 million IMF tranche and 3.7 billion euros ($4.1 billion) in EU macro-financial assistance.