To ask the judge to order that you can have visitation with your grandchildren, you need to either join an existing custody case or start your own. The parents get to decide if their child visits their grandparents.There are a few exceptions when grandparents can file when parents are married. In this case, you should file your grandparent visitation petition under one of these cases. This case cover sheet is required so that the court can assign your case to the correct district for filing and hearing. It satisfies the requirement. One of our attorneys who specializes in grandparent's rights can assist you in petitioning for visitation rights from Los Angeles County. File a new petition that requests grandparents' visitation rights. A grandparent who wants to ask the court to order visitation with their grandchild can file a petition in court. When can a Grandparent Request Visitation?