(a) Any person entitled to bring an action or any defendant in an action on a payment bond shall have a right to require the contracting body to certify and furnish a copy of the payment bond and of the construction contract covered by the bond. It shall be the duty of such contracting body to give any such person a certified copy of the payment bond and the construction contract upon not less than 10 days' notice and request. The contracting body may require a reasonable payment for the actual cost of furnishing the certified copy.
(b) A copy of any payment bond and of the construction contract covered by the bond certified by the contracting body shall constitute prima facie evidence of the contents, execution and delivery of such bond and construction contract.