For purposes of carrier product disclosure, a purchasing alliance shall be considered an entity that provides administrative services, as is described in paragraph (1) of subdivision (d) of Section 10705. As such, a purchasing alliance shall not be required to provide a summary of those plans offered by participating carriers outside of the purchasing alliance with whom they have contracted. A purchasing alliance shall be required to provide a summary brochure of all benefit plan designs that the purchasing alliance offers to employers or small employers.