Wisconsin Statutes Insurance (Ch. 600 to 655) § 632.748. Prohibiting discrimination

(1)(a) Subject to subs. (3) and (4), an insurer may not establish rules for the eligibility of any individual to enroll, or for the continued eligibility of any individual to remain enrolled, under a group health benefit plan based on any of the following factors with respect to the individual or a dependent of the individual:

(b) For purposes of par. (a), rules for eligibility to enroll under a group health benefit plan include rules defining any applicable waiting periods for enrollment.

(a) Require a group health benefit plan to provide particular benefits other than those provided under the terms of the plan.

(b) Prevent a group health benefit plan from establishing limitations or restrictions on the amount, level, extent or nature of benefits or coverage for similarly situated individuals enrolled under the plan.

(a) Restrict the amount that an insurer may charge an employer for coverage under a group health benefit plan.

(b) Prevent an insurer offering a group health benefit plan from establishing premium discounts or rebates, or from modifying otherwise applicable copayments or deductibles, in return for adherence to programs of health promotion and disease prevention.

(c) Provide an exception from, or limit, the rate regulation under s. 635.05.