Imposing an excise tax on certain gross receipts of certain firearms dealers derived from the sales of firearms, firearm accessories, and ammunition in the State and sales of firearms to State residents; and requiring the Comptroller to distribute a certain portion of the tax revenues to the Maryland Violence Intervention Program, the Center for Firearm Violence Prevention, the Coordinated Community Supports Partnership, the Survivors of Homicide Victims Program, the Trauma Physician Services Fund, and the R Adams Cowley Shock Trauma Center.