Amend CSHB 3 as follows: (1) On page 22, line 17, between "preparation" and "a", insert ", as established by scientifically validated, independently peer-reviewed research studies based on empirical evidence,". (2) On page 23, line 8, strike "research studies" and substitute "scientifically validated, independently peer-reviewed research studies based on empirical evidence". (3) On page 91, between lines 8 and 9, insert the following: (b-1) Notwithstanding any other provision of this chapter, the commissioner may not consider performance before the 2013-2014 school year on a student achievement indicator under Section 39.053(c)(1)(B) for purposes of determining the accreditation status of a school district or the performance rating of a district, campus, or open-enrollment charter school.