You have no legal obligations to respond to a subrogation letter. Insurance companies can utilize this letter template to seek reimbursement from the person or entity legally responsible for a loss.Subrogation refers to the act of one party taking over the legal rights of another party to seek damages through a lawsuit. It's the process where an insurance company steps into your shoes to recover funds from the party responsible for your injury. The Plaintiff, above named, complaining of Defendants, above named, alleges and says as follows: 1. Customer: Hello, I recently received a subrogation claim in the mail for a car wreck I was at fault in last year. They say I owe 19,654.40. Please fill out the following form: COPE Form. Typically, you must also inform your insurance company before signing a waiver of subrogation. IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must be endorsed.