IL SB1304

Creates new offense of criminal damage to a critical infrastructure facility for knowingly damaging, destroying, vandalizing, defacing, or tampering with equipment; classified as Class 1 felony punishable by $100,000 fine, imprisonment, or both.

Expands criminal trespass offense to include all critical infrastructure facilities (not just nuclear facilities); Class 4 felony with minimum $1,000 fine plus imprisonment.

Creates aggravated criminal trespass to critical infrastructure facility for trespassing with intent to damage equipment or impede operations; classified as Class 3 felony punishable by minimum $10,000 fine plus imprisonment.

Defines "critical infrastructure facility" to include refineries, power plants, water treatment facilities, natural gas operations, telecommunications, transportation facilities, chemical plants, dams, and other designated facilities that are fenced or clearly marked as restricted.

Imposes civil liability for property damage, court costs, and attorney's fees; includes enhanced penalties for businesses or organizations conspiring to commit these offenses (minimum fine of 10 times the offense minimum); exempts lawful labor disputes, picketing, safety monitoring, and protected speech activities.