You may file your own modification pursuant to California Family Code Section 3651. You can seek a modification of the court order for child support, spousal support, child custody, and visitation as long as specific requirements are met.Making a request only requires you to submit one form: Form FL-300, the Request For Order. Once filed with a court, the process will begin in earnest. At Magdalena Law Group, our San Jose modification lawyers personally guide clients through modifications of their divorce orders. FREE initial consults. Learn about the divorce process in Santa Clara County, California (CA). This guide covers legal requirements and filing procedures. The San Jose order modification lawyers at Moreno Family Law Firm can help modify court orders for child custody, support, and more. What form do I need to fill out to request a change of Venue in California Family Law Court in Santa Clara county?