(2) Definition of parent organization.--In this section, the term `parent organization' means a private nonprofit organization (other than an institution of higher education) that--

(A) has a board of directors--

(i) the majority of whom are parents of children with disabilities ages birth through 26;

(ii) that includes--

(I) individuals working in the fields of special education, related services, and early intervention; and

(II) individuals with disabilities; and

(iii) the parent and professional members of which are broadly representative of the population to be served, including low-income parents and parents of limited English proficient children; and

(B) has as its mission serving families of children with disabilities who--

(i) are ages birth through 26; and

(ii) have the full range of disabilities described in section 602(3).