Okla. Stat. tit. 68 § 1633
No person shall engage in the business of manufacturing Display Fireworks without first requesting the State Fire Marshal to conduct a fire and safety inspection and receiving certification that a satisfactory inspection was conducted. All manufacturers of Display Fireworks shall be required to comply with the standards promulgated by the National Fire Protection Agency, Section 1124-Code for Manufacture, Transportation and Storage of Fireworks.
Upon written request of a Display Fireworks manufacturer, the State Fire Marshal shall, within ten (10) days, conduct a fire and safety inspection and shall, upon satisfactory inspection, issue certification of the inspection. Thereafter, the State Fire Marshal shall conduct a fire and safety inspection at least once every six (6) months.
Whenever the State Fire Marshal shall find any violation of NFPA-1124 which would endanger persons or property, the State Fire Marshal shall immediately order the manufacturing facility closed until such time as the violations are remedied and a new inspection and certification takes place.
Any person engaging in the business of manufacturing Display Fireworks without current certification of a satisfactory fire and safety inspection or any person refusing to comply with the State Fire Marshal's order to close a Display Fireworks manufacturing facility shall, upon conviction, be guilty of a misdemeanor and be punished by imprisonment in the county jail not exceeding one (1) year or by a fine not exceeding Ten Thousand Dollars ($10,000.00) or both such fine and imprisonment.
Any person manufacturing Display Fireworks on the effective date of this act shall, within ninety (90) days, be licensed and inspected pursuant to this act.
Okla. Stat. tit. 68, § 1633