Conn. Gen. Stat. § 53a-41

A fine for the conviction of a felony shall, unless the section of the general statutes that defines or provides the penalty for the crime specifically provides otherwise, be fixed by the court as follows: (1) For a class A felony, an amount not to exceed twenty thousand dollars; (2) for a class B felony, an amount not to exceed fifteen thousand dollars; (3) for a class C felony, an amount not to exceed ten thousand dollars; (4) for a class D felony, an amount not to exceed five thousand dollars; (5) for a class E felony, an amount not to exceed three thousand five hundred dollars; and (6) for an unclassified felony, an amount in accordance with the fine specified in the section of the general statutes that defines or provides the penalty for the crime.