It's the law in Maryland for certain types of firearms, including pistols. https://en.m.wikipedia.org/wiki/Gun_laws_in_the_United_States_by_state https://en.m.

It's the law in Maryland for certain types of firearms, including pistols. https://en.m.wikipedia.org/wiki/Gun_laws_in_the_United_States_by_state https://en.m.wikipedia.org/wiki/Gun_laws_in_the_United_State...