‘Sec. 1. 20-A MRSA §1, sub-§23-A, as enacted by PL 2007, c. 141, §2, is amended to read:
23-A. Public preschool program. "Public preschool program" means a program offered by a public elementary school pursuant to chapter 203 that provides instruction to children who are 4 years of age , including but not limited to a Head Start program that is approved as a component of the public preschool program.’