MD HB593

Prohibits intentionally and without authorization committing acts intended to interrupt or impair the functioning of critical infrastructure or public safety answering points (911 centers)

Prohibits unauthorized acts that deny access to authorized users or actually interrupt/impair critical infrastructure or public safety answering points

Defines "critical infrastructure" as physical or virtual systems vital to the state, county, or municipality whose incapacity would debilitate public security, economic security, public health, public safety, public transportation, or public utilities

Establishes felony penalties for violations: up to 5 years imprisonment and/or $25,000 fine for intent-based offenses; up to 10 years imprisonment and/or $50,000 fine for offenses that actually deny access or impair functioning

Takes effect October 1, 2026