What is the crime of HS 12680 discharging dangerous fireworks where injury to another person is likely? But strangely, Nye County prohibits the possession or use of any type of fireworks there. 2.3. Any retailer selling safe-and-sane fireworks must be licensed by the state and can sell the fireworks only from noon on June 28 through noon on July 6 each year. Under the law, dangerous fireworks include: (Cal. fireworks that contain arsenic sulfide, arsenates or arsenites, boron, chlorates, gallates or gallic acid, magnesium, mercury salts, phosphorous, picrates or picric acid, thiocyanates, titanium, or zirconium, skyrockets and rockets (anything that shoots up and explodes), roman candles and anything that discharges a ball of fire into the air, chasers (anything that darts or travels along the ground during discharge), sparklers more than 10 inches long or more than a quarter inch in diameter, fireworks designed and intended by the manufacturer to surprise the user (the exploding cigar is a classic example, fireworks kits (for making your own fireworks), and. Nathan Farmer. Penalties for the criminal charges can include: Possessing a large quantity of illegal dangerous fireworks (for any reason) increases criminal penaltiesin California. The best way to be sure that sparklers and other fireworks are legal is to choose ones with the "safe and sane" label. Dangerous fireworks are always illegal except for use by a licensed operator.Safe and sane fireworks can be sold by licensed retailers from June 28th to July 6th of each year, and can be used by the public but subject to certain limitations. California fireworks laws divide fireworks into two categories: Dangerous fireworks maygenerally be possessed and used solely by people with a special display license. Fireworks are tempting to many. The enforcement effort occurred throughout May and June, said California State Fire Marshal Mike Richwine. Fire nuisance. Berlant says tens of thousands of pounds of illegal fireworks have already been seized in Southern California.