TN HB0549

Creates the "Tennessee Critical Infrastructure Protection Act" prohibiting foreign adversaries (as defined in 15 CFR 791.4) from accessing or controlling state critical infrastructure including gas/oil systems, water supply, telecommunications, electrical power, emergency services, transportation, and data storage systems

Requires companies with critical infrastructure access to file certification with the Department of Commerce and Insurance (fee capped at $150), conduct employee background checks, store data on domestic servers, and prohibit foreign nationals from adversary nations from accessing infrastructure

Bans governmental entities and critical infrastructure providers from contracting with foreign adversary-owned or controlled vendors for traffic cameras, LiDAR technology, Wi-Fi routers, and modem systems effective July 1, 2025

Mandates communications providers using federally banned equipment to register with the state by September 1, 2025, submit quarterly compliance reports, and face fines of $5,000-$25,000 per day for violations plus loss of eligibility for state, local, and federal infrastructure funds

Requires the Department of Commerce and Insurance to investigate and potentially block (via attorney general injunction) proposed sales or transfers of critical infrastructure to foreign-owned entities within 30 days of notification