Utah Knife Law – The Complete Guide (In Plain English)

This article was created to be a brief synopsis of the law according to my understanding and is not legal advice. Knifeade is not a legal service provider. Using this site does not create a client/lawyer relationship. Because knife laws can be interpreted differently by different people and entities it is recommended that you consult legal counsel for specific information and guidance.

Navigating the laws and regulations surrounding pocket knives can be tricky, especially in Utah.

With an understanding of Utah knife law, you’ll be able to confidently carry your favorite blade without worry or fear of breaking any laws.

In this guide, we will cover all aspects of knife carrying within the state including overviews on age restrictions, prohibited locations for carrying a blade as well as penalties for violations.

We also discuss exceptions to Utah’s knife laws that allow certain individuals with special circumstances access to blades otherwise restricted from them by law. Lastly, we provide resources where you can find further information about these topics so that you may have a more complete knowledge when it comes time to purchase and use your next pocketknife.

Overview of Utah Knife Laws

Knife laws in the state of Utah can be complex and confusing. It is important to understand these laws before carrying a knife, as violations may result in fines or even jail time.

Definition of a Knife

A knife is defined as any device with a blade that can be used for cutting or stabbing, including pocket knives, folding knives, daggers, switchblades, and swords.

Prohibited Knives

In Utah it is illegal to carry certain types of knives such as ballistic knives (knives with blades launched by spring-loaded mechanisms), throwing stars (also known as shurikens), and gravity knives (knives opened using centrifugal force). It is also illegal to possess any type of knife on school grounds without written permission from an administrator.

Generally speaking, it is legal to openly carry most types of pocket knives in public places in Utah. However, some cities have ordinances prohibiting open carry within city limits so it is advisable to check local regulations before doing so. Concealed carry of pocket knives requires a valid concealed firearm permit which must be obtained through the state Department of Public Safety

Overall, Utah has specific laws regarding the ownership and carrying of knives. It is important to be aware of these laws before carrying a knife in public so that you can remain compliant with the law. Now let’s look at how to carry knives in public.

Carrying Knives in Public

Open Carry of Knives

In Utah, open carry of knives is generally allowed in public places. However, there are certain restrictions that must be followed. For example, it is illegal to openly carry a knife with a blade longer than four inches in length.

Additionally, the possession and carrying of switchblades or gravity knives is prohibited by law. It’s important to note that even if you legally possess an otherwise legal knife (such as a pocketknife), it may still be considered concealed if it cannot easily be seen by others while being carried on your person or within easy reach.

Carrying a knife in public is a legal right, however there are restrictions on who can carry them and how they must be carried. In the next section, we will look at age restrictions for carrying knives.

Age Restrictions for Carrying Knives

In Utah, the minimum age for carrying a knife is 18 years old. This applies to both open and concealed-carry knives.

Minimum Age for Open Carry

The state of Utah does not have any restrictions on the open carry of knives by individuals who are at least 18 years old. However, it is important to note that some local jurisdictions may have additional regulations regarding the open carry of certain types of knives such as switchblades or other automatic-opening blades. It is always best to check with your local law enforcement agency before carrying any type of knife in public areas.

Minimum Age for Concealed Carry

In order to legally conceal a knife in Utah, an individual must be at least 21 years old and possess a valid concealed weapons permit (CWP). Without this permit, it is illegal to conceal any type of weapon including pocket knives regardless if they are folding or fixed blade designs.

It should also be noted that even with a CWP there are still restrictions on what types and sizes of knives can be carried in public places such as schools and government buildings which will be discussed further in this article.

It is important to be aware of the age restrictions for carrying knives in Utah, as they vary depending on whether it is open or concealed carry. Next, we will look at some of the prohibited locations for carrying knives.

Prohibited Locations for Carrying Knives

It is important to understand the laws regarding knives in Utah, as they vary from state to state. In this section, we will discuss prohibited locations for carrying knives.

Schools and Universities

In Utah, it is illegal to carry any type of knife on school grounds or at universities. This includes pocket knives, switchblades, butterfly knives, and other types of blades that are commonly carried by people who enjoy collecting and using pocket knives. It is also illegal to possess a knife within 1000 feet of a school or university campus unless you have written permission from the institution’s administration.

Government Buildings and Facilities

Carrying any type of knife onto government property such as courthouses or police stations is strictly prohibited in Utah. Additionally, it is illegal to possess a weapon inside any federal building including post offices and airports without prior authorization from security personnel

It is important to be aware of the locations where carrying a pocket knife is prohibited in Utah, as a violation of these laws can result in criminal penalties. Next, we will explore what the penalties are for violating Utah’s knife laws.

Penalties for Violating Knife Laws in Utah

Penalties for violating knife laws in Utah can be severe. Depending on the type of violation, a person may face fines and even jail time.

Possession of Prohibited Knives

In Utah, it is illegal to possess certain types of knives such as switchblades, gravity knives, or ballistic knives. If a person is found to be in possession of one of these prohibited weapons they could face up to 6 months in jail and/or a fine up to $1,000.

Carrying Knives Without Permission

It is also illegal for someone without permission from the state government to carry any kind of concealed weapon including pocketknives with blades longer than 4 inches. If caught carrying such a weapon without permission an individual could receive up to 1 year in prison and/or pay a fine of up to $2,500.

Carrying Knives on School Property It is against the law for anyone other than school personnel or law enforcement officers to carry any kind of knife onto school property regardless if it’s open or concealed carried. Violators can expect fines ranging from $750-$1500 and possible jail time depending on their prior criminal record if applicable.

In Utah, minors under the age of 18 are not allowed by law to openly carry any type of knife with a blade length over 3 inches unless they are accompanied by an adult 21 years old or older who has given them explicit permission to do so. Otherwise, they will be subjecting themselves to misdemeanor charges punishable by fines up to $1,000 and/or incarceration lasting no more than 6 months.

Violating knife laws in Utah can lead to serious consequences, including fines and jail time. However, there are certain exceptions to these laws that should be taken into consideration when purchasing or carrying a pocket knife. Next, we will look at the exceptions to Utah Knife Laws.

Exceptions to Utah Knife Laws

Military and Law Enforcement Exceptions

In Utah, members of the military or law enforcement may carry certain knives in public places that are otherwise prohibited for civilians. For example, a member of the military may be allowed to carry a switchblade knife while on duty. Additionally, law enforcement officers may be permitted to carry concealed knives in some locations where it is otherwise illegal for civilians to do so.

Hunting and Fishing Exceptions

Individuals who are hunting or fishing in Utah may also have exceptions to the state’s knife laws. Depending on local regulations, hunters and fishermen may be able to legally possess certain types of knives that would normally be prohibited when not engaged in these activities. It is important for individuals engaging in hunting or fishing activities to check with their local government regarding any specific restrictions related to carrying knives while doing so.

Self-Defense Exceptions

In some cases, an individual who carries a knife for self-defense purposes may also have exceptions under Utah’s knife laws. In order for this exception to apply, an individual must demonstrate reasonable cause as determined by the court system that they were carrying the weapon solely out of necessity for self-defense purposes at the time they were found with it.

Exceptions to Utah Knife Laws exist, such as those for certain members of the military or law enforcement. However, it is important to familiarize yourself with all relevant laws and regulations before carrying a pocket knife in Utah. Next up we’ll discuss some resources available for further information on Utah Knife Laws.

Resources for Further Information on Utah Knife Laws

When it comes to understanding the laws surrounding knives in Utah, there are a few resources available for those who want to learn more. The first and most important resource is the state website, which provides an overview of knife laws in Utah.

This includes definitions of prohibited knives, legal carry of knives, open and concealed carry restrictions, age restrictions for carrying knives, and prohibited locations for carrying them. Additionally, this website also outlines any exceptions to these laws as well as penalties associated with violating them.

Another great resource is local law enforcement agencies. They can provide specific information on knife regulations in your area that may not be covered by the state website or other sources. It’s always best to contact your local police department or sheriff’s office before purchasing or carrying a pocket knife so you know what is allowed where you live.

Finally, if you need additional information about Utah’s knife laws beyond what’s available online or from law enforcement officials, consider speaking with an attorney who specializes in criminal defense cases involving weapons charges. An experienced lawyer can answer questions about how the law applies specifically to your situation and advise you on any potential risks involved with owning and/or carrying a pocketknife in public places within Utah’s borders.

FAQs in Relation to Utah Knife Law

Is it illegal to have a knife in Utah?

In Utah, it is generally legal to own and carry a pocket knife. However, there are some restrictions on the type of knives that can be carried in public places. It is illegal to carry any kind of switchblade or gravity knife in public, as well as any blade longer than four inches. Additionally, certain types of knives such as daggers and stilettos are prohibited from being carried in public spaces. Finally, anyone under 18 years old must have written permission from their parent or guardian before carrying a pocket knife in public.

Why are switchblades illegal in Utah?

Switchblades are illegal in Utah because they are classified as dangerous weapons under the state’s laws. Possession of such weapons is prohibited and punishable by fines, jail time, or both. Switchblades can be used to inflict serious harm on another person, which is why they have been outlawed in many states including Utah.

Furthermore, it is important to note that while switchblade knives may be legal in some other states, carrying them across state lines into Utah could still result in criminal charges.

Is it legal to carry a 3-inch knife?

The legality of carrying a 3-inch knife depends on the laws in your jurisdiction. Generally, most states allow individuals to carry pocket knives with blades shorter than 4 inches without any special permit or license.

However, some states may have more restrictive laws that limit the size of pocket knives allowed to be carried. It is important to check the local and state laws before carrying a pocket knife in public.

Additionally, many places such as schools and airports may have their own policies prohibiting certain types of weapons including knives regardless of length. Therefore, it is important to be aware of the laws and regulations in your area before carrying a pocket knife.

Is it legal to carry a sword in Utah?

No, it is not legal to carry a sword in Utah. According to the state’s concealed weapons laws, it is illegal for any person to possess or carry a dangerous weapon such as a sword unless they have obtained prior written permission from the local law enforcement agency. Furthermore, if an individual does possess or carry a sword without proper authorization, they may be subject to criminal charges and penalties.


In conclusion, it is important to understand the laws regarding knives in Utah. While there are some exceptions and allowances for certain activities, it is important to be aware of all restrictions when carrying a knife in public.

Violations of these laws can result in serious penalties. If you have any questions or need further information on Utah Knife Laws, please refer to the resources provided above for more detailed information.

Knowing and understanding Utah knife law will help ensure that you remain compliant with state regulations while enjoying your pocket knife responsibly.

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