Constitution of the State of Texas 1876 Art. 4, § 11. Board of Pardons and Paroles; 1]  parole laws;  reprieves, commutations and pardons;  remission of fines and forfeitures

Sec. 11. (a) The Legislature shall by law establish a Board of Pardons and Paroles and shall require it to keep record of its actions and the reasons for its actions.  The Legislature shall have authority to enact parole laws and laws that require or permit courts to inform juries about the effect of good conduct time and eligibility for parole or mandatory supervision on the period of incarceration served by a defendant convicted of a criminal offense.

(b) In all criminal cases, except treason and impeachment, the Governor shall have power, after conviction or successful completion of a term of deferred adjudication community supervision, on the written signed recommendation and advice of the Board of Pardons and Paroles, or a majority thereof, to grant reprieves and commutations of punishment and pardons;  and under such rules as the Legislature may prescribe, and upon the written recommendation and advice of a majority of the Board of Pardons and Paroles, he shall have the power to remit fines and forfeitures.  The Governor shall have the power to grant one reprieve in any capital case for a period not to exceed thirty (30) days;  and he shall have power to revoke conditional pardons.  With the advice and consent of the Legislature, he may grant reprieves, commutations of punishment and pardons in cases of treason.