ID S1090

Creates new crime of "impeding critical infrastructure" (intentionally or knowingly impeding operations of a critical infrastructure facility) punishable as a misdemeanor (up to 6 months imprisonment and $1,000 fine) if damage/loss is under $1,000, or felony (up to 10 years imprisonment and $10,000 fine) if damage/loss is $1,000 or more.

Allows aggregate damages from a single continuing course of conduct to be charged as one violation, and permits critical infrastructure facilities to sue organizations for damages including lost profits.

Defines "critical infrastructure facility" to include oil/gas/chemical pipelines, telecommunications equipment, natural gas facilities, electrical power infrastructure, mining facilities, airports, railroads, water treatment facilities, and similar protected structures that are fenced, enclosed, or clearly marked.

Exempts public demonstrations and protected speech/free association; excludes landowners engaged in authorized conduct, persons involved in lawful regulatory processes, and those in bona fide land access disputes.

Creates separate crime of "critical infrastructure trespass" for entering or remaining on a critical infrastructure facility without authorization, punished as criminal trespass under existing law.