County of Los Angeles. A workers' comp waiver of subrogation is a document that states that you are waiving your right for your insurer to seek compensation from a third party.How do i fill out a workmans' compensation waiver and subrogation form for the state of california?? A waiver of subrogation endorsement in the workers' compensation policy also waives the carrier's right to. 5. Blanket Endorsement or Waiver of Subrogation: Acceptable only for contracts directly with LAWA. A Waiver of Subrogation on the coverage is required only for jobs where your employees are working on CITY premises under hazardous conditions, e.g. A workers' comp waiver of subrogation does not prevent an injured employee from filing a lawsuit for damages. Step 1: After completing the Civil Case Cover Sheet (Judicial Council form CM-010), find the exact case type in. Waiver of Subrogation. 801 S. Figueroa Street, Suite 700.