Welcome to GunLaws101!

We provide a comprehensive, non-partisan database of firearms laws and regulations across the United States including open carry laws, Castle Doctrine, stand your ground, assault weapons restrictions, and more.

The United States maps below display overviews of how each state's gun laws compare on common firearm-law questions. Choose your state for more details on applicable gun laws in your area, or learn more about general gun law topics on our United States gun laws FAQ.

    • NFA Weapon Restrictions
    • No NFA Weapon Restrictions
    • Partial NFA Weapon Restrictions
    • More Restrictive
    • Less Restrictive
    • Permit to Purchase
    • No Permit to Purchase
    • Partial Permit to Purchase
    • Firearm Registration
    • No Firearm Registration
    • Partial Firearm Registration
    • Owner License
    • No Owner License
    • Partial Owner License
    • Open Carry
    • No Open Carry
    • Partial Open Carry
    • Concealed Carry
    • No Concealed Carry
    • Partial Concealed Carry
    • State Preemption of Local Restrictions
    • No State Preemption of Local Restrictions
    • Partial State Preemption of Local Restrictions
    • Magazine Capacity Restriction
    • No Magazine Capacity Restriction
    • Partial Magazine Capacity Restriction
    • Castle Doctrine
    • No Castle Doctrine
    • Partial Castle Doctrine
    • Stand Your Ground
    • No Stand Your Ground
    • Partial Stand Your Ground
    • Peaceable Journey
    • No Peaceable Journey
    • Partial Peaceable Journey
    • Assault Weapon Restrictions
    • No Assault Weapon Restrictions
    • Partial Assault Weapon Restrictions
    • NFA Weapon Restrictions
    • No NFA Weapon Restrictions
    • Partial NFA Weapon Restrictions
    • More Restrictive
    • Less Restrictive
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For more details about how a particular gun law varies across the states, use the dropdown menu below to navigate to a state-by-state map and table comparing each law across the United States.