You don't need a domicile certificate for registration or counselling if you are not going to college anyways. What documentation is required to complete an application?Documentation must be current (within the last 6 weeks). Official Forms for Viewing and Downloading. County Clerk Recorder - Kristin B. Connelly. Provides sanitary sewage transport and treatment for the central portion of Contra Costa County, California. Please Download PDF BOE-267-L1 REV.