"Pleading paper" is often used to describe the format of a document that is filed with the Court when a pre-made form is not available. The California court system uses forms.An eFiling guide to Initiate a New Case in the Riverside, California Superior Courts and electronically serve your documents. Complete applications can be submitted with the required application fee at the Community. If you are looking for rewarding work in the judiciary, the Riverside Superior Court has a place for you! The Riverside Division serves Riverside and San Bernardino Counties. Enter your ZIP code or the name of your city in the Filing Location search box.