Texas Civil Practice and Remedies Code - CIV PRAC & REM § 21.005. Oath

(1) make a true interpretation to the deaf person of all the case proceedings in a language that the deaf person understands; and

(2) repeat the deaf person's answers to questions to counsel, court, or jury in the English language, using the interpreter's best skill and judgment.

(1) participate in any manner in the deliberations of the jury;

(2) communicate with any member of the jury regarding the deliberation of the jury except a literal translation of a juror's remarks made during deliberations; or

(3) disclose any of the deliberations with any person following a verdict.