To the party filing a demurrer, motion to strike, or motion for judgment on the pleadings: This form must be filed with the demurrer,. A party may move for judgment on the pleadings.(2) The court may upon its own motion grant a motion for judgment on the pleadings. How do I file a Motion for Judgement on the Pleadings in California and what other supporting Documents need to be filed with it. The motion for judgment on the pleadings is made under section 438 of the Code of Civil. This motion must also prove the merit of the case, the sum due and have an affidavit of service attached to establish that the defendant is in default. If you or the other side want to ask the court to do something in a case, you must ask in written court papers called a Motion or an Order to Show Cause.