(a) The comptroller or a state agency may use the multiple award purchasing procedure described by this subchapter to award a contract to more than one vendor for the purchase of similar goods or services as necessary to ensure adequate delivery, service, or product compatibility.
(b) The comptroller or a state agency shall prepare a written determination stating the comptroller's or agency's reasons for using the multiple award purchasing procedure to purchase the goods or services under a multiple award contract and retain the determination in the multiple award contract file.