(a) Procurement in Accordance with Requirements. When the public procurement unit or external procurement activity administering a cooperative purchase complies with the requirements of this chapter, a public procurement unit participating in the cooperative purchase shall be deemed to have complied with this chapter.
(b) When a public procurement unit or external procurement activity not subject to this chapter administers a cooperative purchase for a public procurement unit subject to this chapter, then the State Procurement Director shall determine in writing that the procurement system and remedies procedures of the public procurement unit or external procurement activity administering the procurement substantially meet the requirements of this chapter.