Elements of Offense(s) Charged are the components of a criminal offense. These elements must be proven beyond a reasonable doubt in order to convict someone of a crime. Generally, the elements of offense(s) charged include the actus reus (the guilty act) and mens rea (the guilty mind). Depending on the jurisdiction, additional elements may be required such as a duty to act, causation, and intent. Types of Elements of Offense(s) Charged may include: battery, burglary, conspiracy, fraud, perjury, robbery, and murder.