13-1405. Sexual conduct with a minor; classifications
A. A person commits sexual conduct with a minor by intentionally or knowingly engaging in
sexual intercourse or oral sexual contact with any person who is under eighteen years of age.
B. Sexual conduct with a minor who is under fifteen years of age is a class 2 felony and is
punishable pursuant to section 13-604.01. Sexual conduct with a minor who is at least fifteen
years of age is a class 6 felony.
Sexual conduct with a minor who is at least fifteen years of
age is a class 2 felony if the person is the minor's parent, stepparent, adoptive parent, legal
guardian or foster parent and the convicted person is not eligible for suspension of sentence,
probation, pardon or release from confinement on any basis except as specifically authorized
by section 31-233, subsection A or B until the sentence imposed has been served or commuted.
There is a lot more on this link but with slightly different subject emphases.