This paper discusses the behavioral and psychological assessment of Child Sexual Abuse (CSA) in clinical practice. Following a brief introduction regarding definition and etiology of CSA and discussion on issues of behavioral/psychological consequences of CSA, the paper reviews the various approaches towards behavioral/psychological assessment in establishing validity of alleged CSA. The shortcomings of the various behavioral/psychological assessment procedures and the issues of general consensus on behavioral assessment in CSA have been reviewed. The role of behavioral/psychological assessment in child protection issues is also discussed.