All Endorsements must have the policy number(s) printed on them. 2. The following endorsement is required: A. Waiver of Subrogation Endorsement.Waiver of Subrogation for Workers Comp. The City of San Diego, its respective elected officials, officers, employees, and volunteers. Waiver of Subrogation - Contractors needing Workers Compensation insurance are required to provide this waiver. 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. Advisement and Waiver of Right to Counsel in Dependency Proceeding Find out the cost of a waiver of subrogation on contractors' liability policy with FOA Insurance Services. Request a proposal today. Policies are endorsed naming the San Antonio Water System and the City of San.