(a) A person who enters into a contract, combination, or conspiracy in restraint of trade or in restraint of free and open competition in any transaction with the state or any agency thereof, whether the transaction is for goods, materials, or services, shall, upon conviction thereof, be punished by imprisonment for not less than one nor more than five years. The crime of conspiracy in restraint of free and open competition in transactions with the state shall be complete when the contract, combination, or conspiracy is effected and an overt act in furtherance thereof has been committed.

(b) A person who enters into a contract, combination, or conspiracy in restraint of trade or in restraint of free and open competition in any transaction with a political subdivision or any agency thereof, whether the transaction is for goods, materials, or services, shall, upon conviction thereof, be punished by imprisonment for not less than one nor more than five years. The crime of conspiracy in restraint of free and open competition in transactions with political subdivisions shall be complete when the contract, combination, or conspiracy is effected and an overt act in furtherance thereof has been committed.

(c) A person who is convicted of or who pleads guilty to a violation of subsection (a) or (b) of this Code section as a result of any contract, combination, or conspiracy in restraint of trade or in restraint of free and open competition in any transaction which was entered into or carried out, in whole or in part, on or after July 1, 1985, shall be ineligible to submit a bid on, enter into, or participate in any contract with any department, agency, branch, board, or authority of the state or any county, municipality, board of education, or other political subdivision thereof for a period of five years following the date of the conviction or entry of the plea.