Tex. Est. Code § 112.208
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
Except as expressly provided by this subchapter, this subchapter does not affect the rights of a surviving spouse or person claiming from the surviving spouse in disputes with persons claiming from a deceased spouse or the successors of any of them concerning a beneficial interest in property or the proceeds from a beneficial interest in property, subject to a right of survivorship under an agreement that satisfies the requirements of this chapter.
Tex. Estates § 112.208