N.D. Tex. LCrR 47.2

(a) General Form. A brief must be printed, typewritten, or presented in some

other legible form. The brief must be on an 8½-by-11-inch page. The font size must

be 12-point or larger. The text must be double-spaced, but quotations more than two

lines long may be indented and single-spaced. Headings and footnotes may be single-spaced. Margins must be at least one inch on all four sides. Page numbers may be

placed in the margins, but no text may appear there.

(b) Amicus Briefs. An amicus brief may not be filed without leave of the

presiding judge. The brief must specifically set forth the interest of the amicus curiae

in the outcome of the litigation.

(c) Length. A brief must not exceed 25 pages (excluding the table of contents

and table of authorities). A reply brief must not exceed 10 pages. Permission to file

a brief in excess of these page limitations will be granted by the presiding judge only

for extraordinary and compelling reasons.

(d) Tables of Contents and Authorities. A brief in excess of 10 pages must

contain:

(1) a table of contents with page references; and

(2) an alphabetically arranged table of cases, statutes, and other authorities

cited, with page references to the location of all citations.

(e) Disclosure of Use of Generative Artificial Intelligence.

(1) A brief prepared using generative artificial intelligence must disclose this

fact on the first page under the heading “Use of Generative Artificial

Intelligence.” If the presiding judge so directs, the party filing the brief must

disclose the specific parts prepared using generative artificial intelligence.

(2) “Generative Artificial Intelligence” means a computer tool (whether

referred to as “Generative Artificial Intelligence” or by another name) that

is capable of generating new content (such as images and text) in response

to a submitted prompt (such as a query) by learning from a large reference

database of examples.

(3) A party who files a brief that does not contain the disclosure required by

subsection (e)(1) of this rule certifies that no part of the brief was prepared

using generative artificial intelligence.

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