This document discusses the legal aspects of personnel administration in libraries. It notes that personnel issues often involve legal problems and complexities. Laws at the state, local, and federal level all provide legal controls over personnel matters. However, there are also many unclear and unresolved legal issues around topics like civil service, pensions, leave policies, and other areas. Library administrators must carefully understand the applicable laws in their jurisdiction to avoid potential legal issues with personnel decisions and actions. Resolving legal uncertainties may require consulting attorneys to determine the best approach.