Within the United States, firearm laws vary from state to state, and although they’re primarily centered on handguns, the laws commonly also include text governing the utilization of a number of martial arts weapons, from daggers to throwing stars to whips.
The right to carry a concealed weapon, additionally called "concealed carry," or "CCW" is regulated by state law plus refers to the legal ability of citizens or legal immigrants to carry a hidden weapon in public. Similar to general firearms laws, the CCW laws govern not solely handguns plus knives, but martial arts weapons as well. Some states allow those along with a CCW permit to carry purely a single handgun, others allow multiple handguns, knives and martial arts weapons. Only Wisconsin, Illinois and the District of Columbia don't have any provisions for carrying a concealed weapon. Find out more about martial arts supplies here.
Alternative states, like Vermont, permit all the registered gun owners to carry a hid weapon and make no distinctions between handguns plus martial arts weapons. Other states, like Tennessee, issue only "carry permits" as they don't need handguns or martial arts weapons to be hid when the user is in public. Those against CCW laws have had absolutely no success in halting CCW legislation or in reversing legislation once it has passed by state ruling bodies.
A rule that once barred concealed handguns and martial arts weapons from National Parks isn't any longer valid. Laws currently prohibit the U.S. Secretary of the Interior from implementing any rule that restricts the rights of CCW allow holders. As long as gun plus martial arts weapon owners are not breaking the laws in their home state, they can legally carry the weapons on National Park land in different states.
Whether weapons laws are recognized from 1 state to another is dependent largely on the reciprocity agreements negotiated among the individual states. Fully 37 states have such reciprocity agreements with a minimum of 1 alternative state, and a few states even automatically honor all other state regulations for visiting gun plus martial arts weapon owners. Additionally, a few states make special arrangements limiting weapons for individuals below the age of 21 and allowing weapons for those discharged from the military.
When traveling to a different state, it's best to contact the state's attorney general's department to get specific laws before bringing in martial arts weapons.