Tex. R. Sup. Ct. 8

As amended through August 27, 2024
Rule 8 - Paper copies
(a) One paper copy of a record in an original proceeding, two paper copies of petitions, responses, replies, and amicus briefs, and four copies of any brief on the merits must be filed within three business day after the document is e-filed.
(b) All paper copies must comply with Texas Rule of Appellate Procedure 9 and must be the printed version of the e-filed document bearing the electronic file stamp.
(c) Unless voluminous or impracticable, the appendix to a paper copy need only include the content required by Texas Rules of Appellate Procedure 52.3(k) and 53.2(k).

Tex. R. Sup. Ct. 8