((a)) ** Issuance and posting of regulations**

((1)) The Commission is authorized to issue regulations relating to the entry upon or carrying, transporting, or otherwise introducing or causing to be introduced any dangerous weapon, explosive, or other dangerous instrument or material likely to produce substantial injury or damage to persons or property, into or upon any facility, installation, or real property subject to the jurisdiction, administration, in the custody of the Commission, or subject to the licensing authority of the Commission or certification by the Commission under this chapter or any other Act.

((2)) Every such regulation of the Commission shall be posted conspicuously at the location involved.

((b)) ** Penalty for violation of regulations** Whoever shall willfully violate any regulation of the Commission issued pursuant to subsection (a) shall, upon conviction thereof, be punishable by a fine of not more than $1,000.

((c)) ** Penalty for violation of regulations regarding enclosed property** Whoever shall willfully violate any regulation of the Commission issued pursuant to subsection (a) with respect to any installation or other property which is enclosed by a fence, wall, floor, roof, or other structural barrier shall be guilty of a misdemeanor and upon conviction thereof shall be punished by a fine of not to exceed $5,000 or to imprisonment for not more than one year, or both.