Tennessee Code Title 56. Insurance § 56-1-1001

(1) “Health benefit plan” means a policy, contract, certificate, or agreement entered into, offered by, or issued by an insurer to provide, deliver, arrange for, pay for, or reimburse any of the costs of healthcare services, including a vision or dental benefit plan and a nonprofit dental service plan, as defined in § 56-30-102; and

(2) “Plan sponsor” means an insured person, other than a regulated entity, who establishes, adopts, or maintains a health benefit plan that covers residents of this state, including a plan established, adopted, or maintained by an employer or jointly by an employer and one (1) or more employee organizations, an association, a committee, a joint board of trustees, or any similar group of representatives who establish, adopt, or maintain a plan.