(a) For the purposes of this section, "parent" or "parents" means the person or persons who have legal responsibility for a student, including parents, guardians or custodians.

(b) Jointly established schools --

(1) In the case of a school that is jointly established by two or more adjoining counties as provided in section eleven, article five of this chapter, the school's local school improvement council shall be modified to include a composition of parents and at-large members in its membership as follows, notwithstanding subdivisions (4) and (5), subsection (a), section two of this article:

(A) Five parents of students enrolled at the school elected by the parent members of the school's parent teacher organization. If there is no parent teacher organization, the parent members shall be elected by the parents of students enrolled at the school in such manner as may be determined by the principal. No more than three parents may be residents of the same county; and

(B) Four at-large members appointed by the principal:

(i) Two shall reside in the school's attendance area, but may not be from the same county; and

(ii) Two shall represent business or industry and may not be from the same county.

(C) None of the at-large members is eligible for membership under any of the other elected classes of members.

(2) The local school improvement council shall meet at least once each year with the advisory council as established in the memorandum of understanding or with the joint governing partnership board for the jointly established school as applicable.

(3) Prior to commencing an authorized action under section three of this article for the purpose of proposing alternatives to the operation of the school and for the purpose of requesting a waiver of policy, interpretation or statute if needed to implement the alternative, the local school improvement council shall seek advice from the jointly established school's advisory council or joint governing partnership board.

(c) In the case of a school that is not a jointly established school as provided in section eleven, article five of this chapter, but whose net enrollment includes at least one hundred fifty students whose parents are residents of an adjoining county, upon a petition signed by a majority of the parents of the students who are enrolled at the school, but who reside in an adjoining county, the local school improvement council of the school shall be modified as provided in subdivisions (1) and (2), subsection (a) of this section.

(d) For local school improvement councils under this section who are proposing alternatives to the operation of the school which require the request of a waiver of policy, interpretation or statute under the authority and procedures as set forth in section three of this article, the terms "appropriate board" and "affected board" as used in section three, mean the board or the multiple boards from whom a waiver is necessary for the proposal to be implemented.