A magistrate has the same judicial immunity as a district judge.
Tex. Gov't Code § 54.2004
JUDICIAL IMMUNITY
Added by Acts 2013, 83rd Leg., R.S., Ch. 1059 (H.B. 3153), Sec. 3.01, eff
Official source: Texas Constitution and Statutes. Reproduced from public-domain Texas statutes; confirm against the official source for the current text. Not legal advice.