Texas Estates Code - EST § 152.102. Hearing;  Issuance of Order

(a) If the court finds that there is good cause to believe that the decedent's surviving spouse is the principal or an accomplice in a wilful act that resulted in the decedent's death, the court may, after notice and a hearing, limit the surviving spouse's right to control the decedent's burial or cremation.

(b) Subsection (a) applies:

(c) If the court limits the surviving spouse's right of control as provided by Subsection (a), the court shall designate and authorize a person to make burial or cremation arrangements.