Definitions. In this Article:
"Evaluator" means:
Notwithstanding anything to the contrary in item (2) of this definition, a school district operating under Article 34 of this Code may require department chairs qualified under Section 24A-3 to evaluate teachers in their department or departments, provided that the school district shall bargain with the bargaining representative of its teachers over the impact and effects on department chairs of such a requirement.
"Implementation date" means, unless otherwise specified and provided that the requirements set forth in subsection (d) of Section 24A-20 have been met:
Notwithstanding items (3) and (4) of this definition, a school district and the exclusive bargaining representative of its teachers may jointly agree in writing to an earlier implementation date, provided that such date must not be earlier than September 1, 2013. The written agreement of the district and the exclusive bargaining representative must be transmitted to the State Board of Education.
"Race to the Top Grant" means a grant made by the Secretary of the U.S. Department of Education for the program first funded pursuant to paragraph (2) of Section 14006(a) of the American Recovery and Reinvestment Act of 2009.
"School Improvement Grant" means a grant made by the Secretary of the U.S. Department of Education pursuant to Section 1003(g) of the Elementary and Secondary Education Act.
105 ILCS 5/24A-2.5