Versions of Texas Education Code Chapter 31 > Subchapter B-1 - Open Education Resource Instructional Materials on LawServer 2024 Texas Education Code Chapter 31 > Subchapter B-1 – Open Education Resource Instructional Materials 2023 Texas Education Code Chapter 31 > Subchapter B-1 – Open Education Resource Instructional Materials 2022 Texas Education Code Chapter 31 > Subchapter B-1 – State-Developed Open Education Resource Instructional Materials 2019 Texas Education Code Chapter 31 > Subchapter B-1 – State-Developed Open Education Resource Instructional Materials 2018 Texas Education Code Chapter 31 > Subchapter B-1 – State-Developed Open Education Resource Instructional Materials 2016 Texas Education Code Chapter 31 > Subchapter B-1 – State-Developed Open-Source Instructional Materials