(a) As used in this Code section, the term "return" means and includes any return, declaration, or form prescribed by the commissioner with respect to the taxes covered by the amnesty program.

(b) In addition to all other penalties provided under this chapter and any other law, any person who willfully fails to make a return or willfully makes a false return or conspires to do so, or who willfully fails to pay taxes owing, withheld, or collected, with intent to evade payment of the tax owed or the amount withheld or collected, or any part thereof, or who conspires to do so shall be guilty of a felony and, upon conviction thereof, shall be punished by imprisonment for not less than one nor more than three years or by a fine of not more than $5,000.00, or both.

(c) Any person who fails to obey a subpoena or order of the commissioner issued pursuant to Code Section 48-2-8 for purposes of enforcing this chapter shall be guilty of a misdemeanor and, upon conviction thereof, shall for the first offense be fined not less than $25.00 and not more than $100.00 or imprisoned in the county jail for not more than three months, or both. For any subsequent offense such person shall, upon conviction thereof, be punished by imprisonment for not more than one year or by a fine of not more than $1,000.00, or both.