Tex. Education Code § 48.2642

(a) Notwithstanding any other provision of this chapter, the commissioner shall count toward a school district's or open-enrollment charter school's average daily attendance under Section 48.005 each student who graduates early from high school in the district or school under the Texas First Early High School Completion Program established under Section 28.0253 for the period in which the student is enrolled at an eligible institution using state credit awarded under the Texas First Scholarship Program established under Subchapter K-1, Chapter 56, based on a 100 percent attendance rate.

(b) As soon as practicable after receipt of the report under Section 56.226, the commissioner shall reduce the amount of a school district's or open-enrollment charter school's entitlement under this chapter for the school year by an amount equal to the total amount of state credit issued during the preceding school year to the district's or school's high school graduates under the Texas First Scholarship Program established under Subchapter K-1, Chapter 56.