Download and complete one form per permit for each job site. The form is in PDF format, can be filled out electronically and saved.This page will help you successfully submit an application for a building or grading permit. Our goal is to help you get your permit as quickly as possible. Find the best construction attorney serving Contra Costa County. Construction legal cases can be complex, involving several different concerns. Let the experienced construction lawyers at the Cardoza Law Offices help. Need to file a mechanics lien in Contra Costa County? Here's what you need to know to record your lien with the Contra Costa County Recorder. Find out what you need to do before starting any construction or making any alterations to a property.