Conn. Gen. Stat. § 22a-226a: Penalty.

Any person who knowingly violates any provision of section 22a-252, 22a-208a or 22a-208c, subsection (c) or (d) of section 22a-250, any permit issued under section 22a-208a, any regulation adopted under section 22a-209 or 22a-231, or any order issued pursuant to section 22a-225, shall be fined not more than twenty-five thousand dollars per day for each day of violation or imprisoned not more than two years, or both. A subsequent conviction for any such violation shall be a class D felony, except that such conviction shall carry a fine of not more than fifty thousand dollars per day for each day of violation.