An act to amend Sections 27540, 27875, 27880, 27920, 27925, 28160, 31620, and 31810 of, to amend the heading of Chapter 4 (commencing with Section 31500) of Division 10 of Title 4 of Part 6 of, to amend the heading of Article 2 (commencing with Section 31610) of Chapter 4 of Division 10 of Title 4 of Part 6 of, to amend the heading of Article 3 (commencing with Section 31700) of Chapter 4 of Division 10 of Title 4 of Part 6 of, to amend, repeal, and add Sections 26840, 31610, 31615, 31625, 31630, 31635, 31640, 31645, 31650, 31655, 31660, and 31700 of, and to add Sections 16535, 16865, and 26860 to, the Penal Code, relating to firearms, and making an appropriation therefor.