Association health plans. Permits the formation of association health plans that: (1) offer coverage to “working owners”, including self-employed individuals; and (2) are offered by a “sponsoring association” that: (A) has at least one substantial business purpose other than providing health plans or other employee benefits to its employer members; and (B) is made up of employer members that share a common trade, industry, line of business, or profession or have a principal place of business within the state or in a metropolitan area encompassing part of the state.