California Code, Family Code - FAM § 7120

(1) The minor is at least 14 years of age.

(2) The minor willingly lives separate and apart from the minor's parents or guardian with the consent or acquiescence of the minor's parents or guardian.

(3) The minor is managing their own financial affairs. As evidence of this, the minor shall complete and attach a declaration of income and expenses as provided in Judicial Council form FL-150.

(4) The source of the minor's income is not derived from any activity declared to be a crime by the laws of this state or the laws of the United States.