This post will look into thirdparty subrogation under the Pennsylvania Workers' Compensation Act. Learn about subrogation and let us help you keep all of your personal injury award.Call 814-806-2518 in Erie. Learn how State Farm may try to recover a claim payment when another party is primarily at fault for your damages. Cozen O'Connor is the world's leading subrogation and recovery law firm. We founded our subrogation and recovery practice in 1970. Subrogation is the legal process where The Hartford, as your car insurance company, settles a claim on your behalf. Subrogation is a legal concept that is commonly used in insurance claims. Not every auto insurance company allows its drivers to sign waivers of subrogation or do anything that can affect its efforts to recover money. The tortfeasor in a subsequent subrogation claim.