Tex. Est. Code § 356.555

Notwithstanding Sections 356.554(c) and (d), if the real estate sold is encumbered by a lien to secure a claim against the estate and is sold to the owner or holder of the secured claim in full payment, liquidation, and satisfaction of the claim, an increased general bond or additional bond may not be required except for the amount of any cash paid to the personal representative of the estate in excess of the amount necessary to pay, liquidate, and satisfy the claim in full.