Any person who violates any provision of this subtitle or any regulation adopted under this subtitle, including making a false statement in a certificate of compliance, shall be liable to the State for a civil penalty of up to $1,000 for each violation, but not exceeding a total of $10,000 for any action. Each product or flame-retardant part of a product in violation constitutes a separate violation. The State shall recover the civil penalties under this subsection in a civil action in any county. Any person who previously has been assessed a civil penalty under this section and who willfully violates any provision of this subtitle or any regulation adopted under this subtitle, including making a false statement in a certificate of compliance, is guilty of a misdemeanor and on conviction is subject to a fine not exceeding $20,000. The Department may seek an injunction against any person who violates or threatens to violate any provision of this subtitle or any regulation adopted under this subtitle.