(a) Notwithstanding any other law limiting the enforcement jurisdiction of a peace officer, a peace officer of a municipality who is certified as a marine safety enforcement officer under § 31.121 may enforce the provisions of this chapter within an area of a lake that is outside the enforcement jurisdiction of the peace officer if:
(1) any portion of the lake is contained in the corporate limits or extraterritorial jurisdiction of the municipality; and
(2) the municipality has entered into a memorandum of understanding with the governmental entity having enforcement jurisdiction in that area granting the peace officer enforcement jurisdiction in the area.
(b) The memorandum of understanding under Subsection (a)(2) must:
(1) designate the jurisdiction that has the authority to conduct any prosecution or ongoing investigation of a violation resulting from an enforcement action under this section; and
(2) be approved by the Parks and Wildlife Department.