What Are Safety Standards?

Explore the importance of standards, how they are developed, how to read them, and how to get involved.

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UL 9

The Standard for Fire Tests of Window Assemblies

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UL 1598

The Standard for Luminaires

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UL 962

The Standard for Household and Commercial Furnishings

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UL 1581

The Reference Standard for Electrical Wires, Cables, and Flexible Cords

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UL 723

The Standard for the Test for Surface Burning Characteristics of Building Materials

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UL 1390

The Standard for Solid Fuel Fireplace Inserts and Hearth-Mounted Stoves for Installation into Masonry Fireplaces

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UL 20

The Standard for General-Use Snap Switches

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UL 2846

The Standard for Fire Test of Plastic Water Distribution Plumbing Pipe for Visible Flame and Smoke Characteristics

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UL 507

The Standard for Electric Fans

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UL 858

The Standard for Household Electric Ranges

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UL 749

The Standard for Household Dishwashers

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UL 60335-2-89

The Standard for Refrigerating Units

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It may not be immediately apparent, but the built environment is engineered for safety. The walls around you, the floor beneath you, the roof above you, the electronic device you’re reading this on — engineers designed each one for its function, but also to keep you safe.

We often take for granted that things just work.
But how?
How do thousands of components from thousands of sources come together to create the safe environment we trust daily?
Standards.

Consider where you are right now.

Several things surrounding you have been created to meet a standard. Safety standards are written documents that outline the process in which a product is tested to help mitigate risk, injury, or danger. Standards shape what a product looks like, how it’s put together, what it’s made of, how it performs, and most importantly, whether it is safe.

Think about it

Have you ever noticed those little logos on the backs of products? In many cases, those markings indicate that a product was tested and certified to a standard. Check the back of the device you’re using or the appliances you use in your home every day — once you know they’re there, it’s impossible not to see them.

A world without standards

is a world we wouldn’t even recognize.
We trust that all the items we use, the services we
depend on, and the facilities we reside and work
in are operating safely because they adhere to
safety standards.

How do standards keep us safe?

As one of the world’s leading standards development organizations, UL Standards & Engagement publishes standards that cover the safety, performance, environmental health, and sustainability of products, systems, and services.

01

Standards help protect people during catastrophic events like fires. Since publishing UL 217, the Standard for Smoke Alarms, in 1974, ULSE has continually updated smoke alarm standards to adapt to modern homes, including a cooking nuisance test to help reduce false alarms and prevent alarm deactivation.

A smoke detector.
An airplane.
02

Standards help to increase safety and performance across diverse applications, including aviation. ULSE advances aviation safety with standards like ANSI/CAN/UL 5800, the Standard for Safety for Battery Fire Containment Products, which helps mitigate battery fires from electronic devices to protect passengers and crew.

03

Standards establish the technical requirements needed to comply with legal mandates. In response to Reese’s Law, UL 4200A, the Standard for Safety for Products Incorporating Button or Coin Cell Batteries, was updated to ensure products like remotes and key fobs meet rigorous safety, performance, and labeling criteria — helping protect children from accidental battery ingestion risks.

A self-driving vehicle.
04

Standards help address new risks from emerging technologies. UL 4600, the Standard for Evaluation of Autonomous Products, allows autonomous vehicles to be rigorously assessed for safety against hundreds of potential risks.

05

Standards help protect front-line workers, including firefighters. ANSI/CAN/UL 3741, the Standard for Photovoltaic Hazard Control, provides for PV systems that minimize shock risks, accounting for lower body impedance in female firefighters to provide equal protection for everyone.

A solar panel.

Think about it

Considering what we’ve learned above, what do you think the world would look like if there weren’t any standards?

How UL Standards & Engagement develops standards