(1) during a time in which:

(A) the peace officer from the adjoining state has physical custody of an inmate or criminal defendant and is transporting the inmate or defendant from a county in the adjoining state that is on the border between the two states to a hospital or other medical facility in a county in this state that is on the border between the two states; or

(B) the peace officer has physical custody of the inmate or defendant and is returning the inmate or defendant from the hospital or facility to the county in the adjoining state; and

(2) to the extent necessary to:

(A) maintain physical custody of the inmate or defendant while transporting the inmate or defendant; or

(B) regain physical custody of the inmate or defendant if the inmate or defendant escapes while being transported.

(b) A commissioned peace officer of a state of the United States of America adjoining this state, while the officer is in this state, has under this subsection the same powers, duties, and immunities as a peace officer of this state who is acting in the discharge of an official duty, but only in a municipality some part of the municipal limits of which are within one mile of the boundary between this state and the adjoining state and only at a time the peace officer is regularly assigned to duty in a county, parish, or municipality that adjoins this state. A peace officer described by this subsection may also as part of the officer's powers in this state enforce the ordinances of a Texas municipality described by this subsection but only after the governing body of the municipality authorizes that enforcement by majority vote at an open meeting.

Added by Acts 1995, 74th Leg., ch. 156, Sec. 1, eff. May 19, 1995. Amended by Acts 1999, 76th Leg., ch. 107, Sec. 1, eff. Sept. 1, 1999.