Coastal wrote primarily Automobile Liability insurance in California, with nearly 200,000 insureds. In addition, it wrote a Medical Malpractice book of business in California and in other states as a Surplus Line carrier. Coastal's parent company, Advent Management Corporation, filed Chapter 11 bankruptcy proceedings.
A final distribution of approximately $39,000,000 was completed in March 2004. On October 20, 2004, the California Insurance Commissioner was discharged as Liquidator concurrent with the filing of the Declaration of Compliance.