This document summarizes the key requirements for schools under Title IX regarding sexual harassment and sexual violence. It explains that schools must respond promptly and effectively to address sexual harassment that creates a hostile environment. It notes that a single incident of rape or sexual assault can be sufficient to create a hostile environment. The document provides guidance on investigating complaints of sexual harassment and violence in a thorough, prompt and impartial manner, while protecting confidentiality. It stresses the importance of preventing retaliation and addressing any effects of the harassment.