Emphasis mine.
Section 411.209, Government Code, is only applicable to a state agency or political subdivision and does not address whether a private entity leasing property from a governmental entity may post signs prohibiting the carrying of handguns|Sections 46.03 and 46.035, Penal Code - A court would likely conclude that a license holder who carries a handgun on property that is owned by a governmental entity but leased to a private entity and that is not a premises or other place from which the license holder is prohibited from carrying is excepted from the offenses under sections 46.03 and 46.035