§ 14-50.34.  (Effective December 1, 2026) Use of witness testimony.

Criminal gang activity, membership, association, leadership, and existence may be proven through the testimony of a fact witness, an expert witness, or a combined fact and expert witness pursuant to Chapter 8C of the General Statutes. In any proceeding pursuant to this Article, expert testimony is admissible to show particular conduct, status, and customs indicative of criminal gangs and criminal gang activity, including any of the following:

(1) Characteristics of persons who are members of a criminal gang.

(2) Specific rivalries between criminal gangs.

(3) Common practices and operations of criminal gangs and members of those criminal gangs.

(4) Social customs and behavior of members of criminal gangs.

(5) Terminology used by members of criminal gangs.

(6) Codes of conduct, including criminal conduct, of particular criminal gangs.

(7) The types of crimes that are likely to be committed by a particular criminal gang or by criminal gangs in general.  (2026-37, s. 4(c).)