Article 157. Change of grounds or subject of claim, change of the size of stated claims, abandonment of claim

At consideration of the case at the court of first instance prior to adoption of a judicial act by which the consideration of the case on its merits ends, the plaintiff is entitled to change the grounds or the subject of the claim, to increase or decrease the size of stated claims.

At consideration of the case at the court of any instance, prior to adoption of a judicial act by which the consideration of the case in the court of corresponding instance ends, the plaintiff is entitled to abandon the claim in whole or a part thereof.

The court shall not accept simultaneous change of grounds and subject of claim. The court also shall not accept abandonment of claim, decrease of the size of the stated claims, if it contradicts to the legislation or breaches the rights and legally protected interests of other persons. In these cases, the court shall consider the case on the merits.

A ruling shall be issued on the acceptance or refusal to accept a change of grounds or subject of the claim, increase or decrease of the amount of the stated claims, full or partial abandonment of the claim by the plaintiff.