; (v) at a minimum, provide a living wage for all staff of such providers; and (vi) require educational qualifications for teachers in the preschool program including, at a minimum, requiring that lead teachers in the preschool program have a baccalaureate degree in early childhood education or a related field by not later than 6 years after the date on which the State first receives funds under this section, except that— (I) subject to subclause (II), the requirements under this clause shall not apply to individuals who were employed by an eligible provider or early education program for a cumulative 3 of the 5 years immediately preceding the date of enactment of this Act and have the necessary content knowledge and teaching skills for early childhood educators, as demonstrated through measures determined by the State; and (II) nothing in this section shall require the State to lessen State requirements for educational qualifications, in existence on the date of enactment of this Act, to serve as a teacher in a State preschool program. (3) For States with existing publicly funded State preschool programs (as of the date of submission of the State plan), a description of how the State plans to use funding provided under this section to ensure that such existing programs in the State meet the requirements of this title for a State preschool program. (4) A description of how the State, in establishing and operating the State preschool program supported under this section, will— (A) support a mixed-delivery system for any new slots funded under this section, including by facilitating the participation of Head Start programs and programs offered by licensed child care providers; (B) ensure the State preschool program does not disrupt the stability of infant and toddler child care throughout the State