2024 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2023 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2022 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2019 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2018 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2014 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2011 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices by Department

2009 Texas Transportation Code 521.247 – Approval of Ignition Interlock Devices By Department

2008 Texas Transportation Code 521.247 – Approval Of Ignition Interlock Devices By Department