Maximize your personal injury claim after a Massachusetts car accident with Bottaro Law Firm's expert guidance on subrogation complexities. It is the process that an auto insurance company uses to recover the money it paid for any claims where another party is responsible.Subrogation rights; health insurance benefits; garnishment of wages. Thank you for using our online questionnaire. You have no legal obligations to respond to a subrogation letter. MWL also offers our File Referral Forms in PDF format. Just click on the File Referral Form link below relating to your file type to open the form. Workers' Compensation Shop. Com offers free access to Massachusetts workers' compensation forms, applications, and guides. Auto subrogation has its benefits even if you don't get in an accident.