Versions of Texas Transportation Code 504.673 - Sickle Cell Disease Awareness License Plates on LawServer 2024 Texas Transportation Code 504.673 – Sickle Cell Disease Awareness License Plates 2023 Texas Transportation Code 504.673 – Sickle Cell Disease Awareness License Plates 2022 Texas Transportation Code 504.673 – Sickle Cell Disease Awareness License Plates