The Records and Logistics Branch (RLB) mission is to provide the Office of the Secretary and Deputy Secretary of Defense with correspondence and mail service. RLB is responsible for the orderly and systematic control, digitization and safeguarding of paper and digital copies of official correspondence for the Secretary and Deputy Secretary of Defense, and the DoD Executive Secretariat, including the preparation and maintenance of the official digital correspondence library (Chronicle of Tenure).
RLB also manages an Image Capture Section as well as the Mail Distribution Center. This branch is responsible for managing digital correspondence tasks, information sharing, website development and information technology management, RLB conducts business process engineering studies and performs functional and system analysis. Additionally, RLB is tasked with continued development and implementation of new and revised information sharing capabilities affecting OSD Components and Defense Agencies.