W. Va. Code § 29-3E-9: Exemptions.

This article does not prohibit any of the following:

(1) The use of fireworks by railroads or other transportation agencies for signaling purposes or illumination;

(2) The use of agricultural and wildlife fireworks;

(3) The sale or use of blank cartridges for a theatrical performance, use by military organizations or signal or ceremonial purposes in athletics or sports; or

(4) The possession, sale or disposal of fireworks incidental to the public display of fireworks by wholesalers or other persons who have a permit to possess, store and sell explosives from the Bureau of Alcohol, Tobacco, Firearms, and Explosives of the United States Department of Justice and the State Fire Marshal.