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Are Binary Triggers Legal (2022) All You Need to Know

Are Binary Triggers Legal

If you are looking for an affordable alternative to owning a machine gun without spending too much, buying binary triggers would be your best choice. It would spice up your shooting sprees and improve your home defense without breaking your bank. However, you must determine whether or not binary triggers are legal to own. 

Are binary triggers legal? We’ll guide you through the important things you need to know. 

A binary trigger is a small, simple, but excellent device that allows every shooter to greatly increase the rate of fire of any pistol, carbine, or rifle without breaking any laws.

This device can replace a standard trigger system (single-stage, two-stage) with a binary one, making it possible to move close to becoming fully automatic. 

With a binary trigger, your weapon’s rate of fire will be increased at least two to three times.

And the best thing about this tool is that it wouldn’t cost you much to achieve this function like owning a machine gun or an automatic weapon does.

Binary Trigger

How Does It Work?

To install a binary trigger, insert the IDS on the trigger’s left side and go through the pinhole, guiding the IDS spring back into the IDS slot. Then, place the spacers on either end of the binary trigger, facing upward on the outside ends. Wrap one of the trigger springs around the assembly and insert the sub-assembly into the lower receiver. 

Insert the trigger pins on both sides, and wrap the hammer spring around the hammer. Then put on the safety spring, grip screw, and handle. Lastly, attach the short paddle to the safety selector and then insert the buffer and buffer spring into the receiver extension.

Also Read: Difference Between IDPA & USPSA

Practical Applications of Binary Triggers

Binary triggers are cheap alternatives to turn your ordinary pistol, carbine, or weapon into automatic. It is a very compact and affordable choice that wouldn’t worry you for accidentally breaking it when used.

It is also easy to store because it can be put inside a desk drawer or a small safe. 

It is also lightweight, as it doesn’t weigh more than 10 pounds.

It can also be used on several platforms and various calibers at once. It is also compatible with any BCG.

This is also easy to use as it is also pretty easy to install. And the best thing is, this tool is practically legal to own in various states.

practical application

Why Were They Banned?

Technically, binary triggers aren’t banned throughout the entire United States of America. However, there was an unfortunate event that involved a gunman using multiple AR-15s outfitted with bump stocks.  He committed a horrific mass shooting in La Vegas in 2017, so a gun control plan was set out that targets assault weapons, high-capacity magazines, and ghost guns. [1]

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Are They Legal in Your State?

It is always highly encouraged to determine whether your state allows using binary triggers legally to avoid being charged with unlawful usage of such tools. Based on our research, a binary trigger is currently banned in North Dakota, Hawaii, Connecticut, New Jersey, Maryland, Washington, California, D.C., Iowa, New York, and Rhode Island, Florida.


No, binary triggers are not machine guns. Although they somehow mimic the function of machine guns, they are technically different. Machine guns may also be legal to use in some states, but federal laws highly regulate them.

No, you won’t need a tax stamp for a binary trigger unless you bought it or you aim to use it in a particular state where this device is banned. Binary triggers aren’t considered NFA items. However, some states have banned them at the state level.

So, Is a Binary Trigger Legal to Use?

At this time of writing, a binary trigger is still legal to use in some states. However, our team always encourages gun owners to research and fact-check whether binary triggers are legal in the state they live in to avoid any legal or gun charges

As of now, the U.S. government is still in the process of deciding whether it is legal to use these tools. Fortunately, so far, most states still don’t consider binary triggers as illegal attachments for any suited firearm. If you still happen to want to purchase a binary trigger in a state where it is banned, you will have to get a certain license to make it legal.



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