A practical guide to Alyssa's Law requirements, which states have adopted it, and how schools can comply with silent panic alarm mandates using modern security technology.
Alyssa's Law is named after Alyssa Alhadeff, one of the 17 victims of the 2018 mass shooting at Marjory Stoneman Douglas High School in Parkland, Florida. The law requires public schools to install silent panic alarm systems that directly alert law enforcement when activated.
The goal is simple: reduce response time. In an active threat situation, every second matters. A silent panic alarm eliminates the delay of someone calling 911, being transferred, explaining the situation, and dispatching officers.
As of 2026, Alyssa's Law has been adopted in multiple states:
For HTS clients in New Jersey, Pennsylvania, and Delaware: NJ schools are already required to comply. PA and DE are watching closely, and many districts are implementing proactively.
At minimum, Alyssa's Law requires:
Many districts go beyond the minimum by integrating panic alarms with their broader security infrastructure.
Verkada's platform integrates panic buttons with cameras, access control, and environmental sensors into a single system:
Beyond panic alarms, forward-thinking districts are adding:
Verkada environmental sensors add another layer:
For a typical K-12 school building, here's what a comprehensive security upgrade looks like:
Several funding sources are available for school security upgrades:
We work with school districts across Pennsylvania, New Jersey, and Delaware. We'll assess your current security posture, identify compliance gaps, and design a solution that meets Alyssa's Law requirements and goes beyond.
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