(a) For purposes of this section:
(1) "Campus" means all land and buildings owned or leased by an institution of higher education or private or independent institution of higher education.
(2) "Institution of higher education" and "private or independent institution of higher education" have the meanings assigned by Section 61.003, Education Code.
(b) An institution of higher education or private or independent institution of higher education in this state may not adopt or enforce any rule, regulation, or other provision or take any other action, including posting notice under Section 30.06 or 30.07, Penal Code, prohibiting or placing restrictions on the storage or transportation of a firearm or ammunition in a locked, privately owned or leased motor vehicle by a person, including a student enrolled at that institution, who holds a license to carry a handgun under this subchapter and lawfully possesses the firearm or ammunition:
(1) on a street or driveway located on the campus of the institution; or
(2) in a parking lot, parking garage, or other parking area located on the campus of the institution.