Illinois law firm data obligations encompass a complex mix of legal, ethical, and professional standards that every attorney must follow to protect client information and maintain public trust. From malpractice coverage requirements to strict confidentiality duties, these rules are designed to ensure that client data is safeguarded at every stage of representation. Whether handling active matters, closing out files, or engaging with potential clients, law firms must navigate overlapping regulations that address both proactive prevention and responsive remedies when problems occur.