Tex. Est. Code § 1104.210
The declarant may revoke a declaration in any manner provided for the revocation of a will under Section 253.002, including the subsequent re-execution of the declaration in the manner required for the original declaration.
Added by Acts 2011, 82nd Leg., R.S., Ch. 823 (H.B. 2759), Sec. 1.02, eff. January 1, 2014.