(a) Any person who violates any provision of this subchapter shall, upon conviction, be subject to imprisonment not to exceed one year, a fine not to exceed $10,000, or both. (b) Any person who has been previously convicted under this subchapter shall, upon conviction, be subject to imprisonment not to exceed one year, a fine not to exceed $25,000, or both. (c) The fines set forth in this section shall not be limited by [§ 22-3571.01].