What is a Complex Crime? Under Article 48 of the Revised Penal Code, complex crimes, although two or more crimes are actually committed, they constitute only one crime in the eyes of the law as well as in the conscience of the offender. Two kinds of Complex Crimes I. Compound Crime A single act constitutes two or more grave or less grave felonies. Requisites: 1. Only a single act is performed; and 2. Single act produces: a. Two or more grave felonies; b. One or more grave and one or more less grave felonies; or c. Two or more less grave felonies. II. Complex Crime Proper An offense is a necessary means for committing the other. The first offense must be consumated. All the offense are punishable under the same statute. ...