Contributions by state and county contractors prohibited

(a) It shall be unlawful for any person who enters into any contract with the State, any of the counties, or any department or agency thereof either for the rendition of personal services, the buying of property, or furnishing of any material, supplies, or equipment to the State, any of the counties, any department or agency thereof, or for selling any land or building to the State, any of the counties, or any department or agency thereof, if payment for the performance of the contract or payment for material, supplies, equipment, land, property, or building is to be made in whole or in part from funds appropriated by the legislative body, at any time between the execution of the contract through the completion of the contract, to: (1) Directly or indirectly make any contribution, or promise expressly or impliedly to make any contribution to any candidate committee or noncandidate committee, or to any candidate or to any person for any political purpose or use; or (2) Knowingly solicit any contribution from any person for any purpose during any period. (b) Except as provided in subsection (a), this section does not prohibit or make unlawful the establishment or administration of, or the solicitation of contributions to, any noncandidate committee by any person other than the state or county contractor for the purpose of influencing the nomination for election, or the election of any person to office. (c) For purposes of this section, "completion of the contract" means that the parties to the government contract have either terminated the contract prior to completion of performance or fully performed the duties and obligations under the contract, no disputes relating to the performance and payment remain under the contract, and all disputed claims have been adjudicated and are final.