Felonies are the most serious criminal offenses. There are three different types of Felonies. A class C Felony is one punishable by up to 5 years in prison and would include charges such as Habitual OUI, Assault 2, and most Drug Possession crimes. A class B Felony is punishable by unto 10 years in prison and would include charges such as Assault 1 and Burglary. A class A Felony is punishable by 20 years to life in prison and as such this classification is reserved for only the most serious crimes.