Special rules relating to group health plans. , 26 CFR 54.9831-1
Summary
Group health plan —
Defined. A group health plan means a plan (including a self-insured plan) of, or contributed to by, an employer (including a self-employed person) or employee organization to provide health care (directly or otherwise) to the employees, former employees, the employer, others associated or formerly associated with the employer in a business relationship, or their families.
General exception for certain small group health plans.
Subject to paragraph (b)(2) of this section, the requirements of §§ 54.9801-1 through 54.9801-6, 54.9802-1, 54.9802-2, 54.9811-1, 54.9812-1, 54.9815-1251 through 54.9815-2719A, and 54.9833-1 do not apply to any group health plan for any plan year if, on the first day of the plan year, the plan has fewer than two participants who are current employees.