Violent and nonviolent felonies.

Existing law, as amended by Proposition 21 as approved by the voters at the March 7, 2000, statewide primary election and by Proposition 83 at the November 7, 2006, statewide general election, classifies certain felonies as violent felonies for purposes of various sentencing schemes. Existing law imposes an additional one-year term for a felony and a 3-year term for a violent felony for each prior separate prison term served for a violent felony. The Legislature may amend the above-specified initiative statutes by a statute passed in each house by a23 vote.