Laws. Colorado. gun control Colorado lacks gun registration law. Rf'V Je 8, 1968 1.19 Residents of Pine Park subdivision near Morrison fail to obtain gun control legislation. Post Ag 18, 1976 p.24 Bill proposed to ban disguised firearms. RMN F 1, 1985 p.32 Ft. Collins council denies intention to introduce gun control legislation. RMN My 22, 1985 p.24