Legal Document Management Systems (DMS) provide secure, structured storage and retrieval for all legal department documents — matter files, contracts, correspondence, privileged communications, court filings, and regulatory submissions — with version control, access restrictions, and audit trails designed for legal workflows. Core capabilities include matter-centric filing structures, document profiling and metadata tagging, full-text and metadata search, version control with check-in/check-out, ethical walls and access restrictions, email management and filing, and integration with eDiscovery, CLM, and billing systems. The category spans legal-specific DMS platforms (iManage, NetDocuments, Worldox) that serve both law firms and in-house legal departments.