(a) To increase the number of students who complete advanced mathematics courses in high school, each school district and open-enrollment charter school shall develop an advanced mathematics program for middle school students that is designed to enable those students to enroll in Algebra I in eighth grade.
(b) Under the program, subject to Subsection (c), a school district or open-enrollment charter school shall automatically enroll in an advanced mathematics course each sixth grade student who performed in the top 40 percent on:
(1) the fifth grade mathematics assessment instrument administered under § 39.023(a); or
(2) a local measure that includes the student’s fifth grade class ranking or a demonstrated proficiency in the student’s fifth grade mathematics coursework.

(c) The parent or guardian of a student described by Subsection (b) may opt the student out of automatic enrollment under that subsection.
(d) The commissioner may adopt rules to implement this section.