The rules regarding felony background checks for Taser ECD’s has recently changed. Previously a felony background check was required for anyone in all US States to pass a background check with the purchase of a Taser device. Now background checks are only required if you live in the states of Maryland, Minnesota, and Illinois. This new change has come around with the release of Taser’s newest ECD device, the Taser Pulse. If you are interested in purchasing a taser for self defense and live in MD, MN, or IL, you can run a free felony background check here. Taser device are illegal in some cities and states, please see Taser Laws for more information about Taser legality in your state.