Last updated:
A video verification alarm system pairs an intrusion alarm with cameras so a trained operator can look at what triggered the alarm before calling police. If the video shows a person breaking in, the operator reports a confirmed crime in progress; if it shows a false trigger, no officers are sent. Because most alarm calls police receive turn out to be false, verified alarms give officers the information they need to decide how to respond.
Key Takeaways
- Video alarm verification means a person checks camera footage of the alarm zone before police are dispatched.
- A 2007 police guide estimated that 94 to 98 percent of alarm calls are false, which is why many departments treat unverified alarms with caution.
- The ANSI/TMA-AVS-01 standard scores alarm calls from Level 0 (no call) to Level 4 (confirmed threat to life), and video is one of the strongest ways to reach the higher levels.
- Call verification and audio verification help, but only video lets the operator see the intruder, the entry point and what is happening.
- Video verification starts when an alarm sounds; live video monitoring watches the property before anything trips.
Why Verifying an Alarm Changes the Response
An alarm signal says a sensor tripped. It doesn’t say whether a burglar is inside, a door blew open or a cleaner forgot the code. For years, police were asked to find out by driving to the property, and most of those trips found nothing.
A video verification alarm system answers that question first. When the alarm sounds, a monitoring operator looks at camera footage of the zone that tripped and decides what the police need to know. The result is fewer wasted trips, and a call that carries real weight when something is actually wrong. It’s also one of the quieter factors in remote video monitoring cost: what you pay for is people who look before they call.
If you’re reviewing how alarms are handled at your properties, Contact for inquiry and we’ll walk through your setup with you.
How Video Alarm Verification Works, Step by Step
- The alarm trips. A door contact, motion sensor or glass-break detector sends a signal from the alarm panel to the monitoring center.
- Video arrives with the signal. The cameras covering that zone send a short clip of the moments around the trigger, a live view, or both.
- An operator reviews it. A trained operator checks for a person where no one should be, signs of forced entry or damage, or an obvious false cause such as an animal, a balloon or a staff member.
- The operator acts. For a real intrusion, the operator calls police with what they can see: how many people, where they are and what they’re doing. If the system has speakers, the operator can also warn the intruder on the spot. For a false trigger, the operator logs it and contacts the owner or keyholder as the account instructs.
- The event is recorded. The clip, the operator’s notes and the calls made are saved for the owner, the police report and any insurance claim.
False Alarms and How Police Treat Unverified Calls
False alarms are the reason verification exists. The Center for Problem-Oriented Policing’s guide to false burglar alarms (2007) put the share of false alarm calls at 94 to 98 percent, and estimated that false alarms made up 10 to 25 percent of all calls to police nationwide.
Departments have responded in different ways. The guide describes fines for repeat false alarms, alarm permits, requiring monitoring companies to make two calls to the owner before calling police, and “verified response,” where police come only once the alarm has been confirmed. Rules vary by city and county, so check your local alarm ordinance to see what counts as verification and what a false dispatch costs.
Alarm Validation Scoring: How Verified Alarms Are Ranked
The monitoring industry now has a shared way to tell police how serious an alarm is. ANSI/TMA-AVS-01, the Alarm Validation Scoring standard from The Monitoring Association, gives each call for service a level (level definitions summarized by the Electronic Security Association):
| Level | What it means |
| 0 | No call for service |
| 1 | Call with limited or no additional information |
| 2 | Confirmed or highly probable human presence, intent unknown |
| 3 | Confirmed threat to property |
| 4 | Confirmed threat to life |
A sensor alone rarely gets past Level 1. Video lets an operator confirm a person is there (Level 2) and see whether they’re breaking in or threatening someone (Levels 3 and 4). That’s the information a dispatcher uses to set priority.
Verification Methods Compared
- Call verification: the monitoring center phones the site or the owner before dispatching. It catches user errors, but nobody on the call can see what’s happening.
- Audio verification: microphones let an operator listen in. It can pick up breaking glass or voices, but sound alone rarely shows intent.
- Guard response: a person drives out to check. It’s direct, but it takes travel time, and the intruder may be gone.
- Video verification: the operator sees the zone within moments of the alarm. It shows who is there and what they’re doing, and the footage stays on record.
Many systems combine methods. Video gives the most detail fastest.
Video Verification vs. Live Video Monitoring
Video verification is reactive: nothing happens until an alarm trips, and the operator looks only at that zone. That suits a building that’s locked and empty overnight, where any movement inside is a problem.
Live video monitoring works earlier. Operators watch the cameras during set hours, and AI flags activity in the yard, the lot or the perimeter before anyone reaches a door. That matters for open areas with no alarm sensors, such as parking lots, construction sites and storage yards. There, an operator can warn trespassers through on-site speakers before a break-in starts. Many properties use both: live monitoring outside and verified alarms inside.
What to Ask a Video Verification Provider
- Which cameras cover each alarm zone? A sensor with no camera on it can’t be verified.
- Who reviews the video, and when? Ask whether trained operators look at every alarm around the clock and how they’re staffed overnight. See how a remote CCTV monitoring center is set up.
- What do operators tell police? Ask what details go into the call and whether the center scores calls under AVS-01.
- Can operators talk to intruders? Speakers turn a verified alarm into a deterrent.
- What do you receive afterward? Look for an incident report with the clip and a log of every call made.
- Does it work with your existing alarm and cameras? Replacing working equipment shouldn’t be the default.
See Who’s There Before Anyone Is Called, With Monitex Security
At Monitex Security, trained monitoring operators watch your cameras live, 24/7. AI flags activity; our operators verify it on camera before anyone is called.
- Operators warn intruders through on-site speakers.
- They contact police with what they can see, while it’s happening.
- You receive incident reports with timestamped footage.
- We can connect your existing cameras or set up new ones.
Contact for inquiry and we’ll walk through your property and your current alarm setup with you.