Tex. R. App. P. 58.7

As amended through February 20, 2024
Rule 58.7 - Briefs and Oral Argument
(a)Briefs. The appealing party in the certifying court must file a brief with the Supreme Court clerk within 30 days after the date of the notice. Opposing parties must file an answering brief within 20 days after receiving the opening brief. Briefs must comply with Rule 55 to the extent its provisions apply. On motion complying with Rule 10.5(b), either before or after the brief is due, the Supreme Court may extend the time to file a brief.
(b)Oral Argument. Oral argument may be granted either on a party's request or on the Court's own initiative. Argument is governed by Rule 59.

Tex. R. App. P. 58.7