shall, upon conviction, be subject to a fine of not more than $50,000.00 for each day of violation, or imprisonment for not less than one nor more than two years, or three years in the case of a violation of paragraph (1) or (2) of this subsection, or both. If the conviction is for a violation committed after a first conviction of such person under this subsection, the maximum punishment under the respective paragraphs shall be doubled with respect to both fine and imprisonment.
OCGA § 12-8-82