Section 66.06 - Nondiscriminatory Offer of Coverage(1) No Carrier may exclude any Eligible Individual, Eligible Employee, or Eligible Dependent from a Health Benefit Plan on the basis of age, occupation, actual or expected health condition, claims experience, duration of coverage, or medical condition, except that a Carrier may offer a Catastrophic Health Benefit Plan or a Child-only Health Benefit Plan in accordance with the ACA requirements.(2) No Carrier may modify the coverage of an Eligible Individual, Eligible Employee, or Eligible Dependent through riders or endorsements, or otherwise restrict or exclude coverage for certain diseases or medical conditions otherwise covered by the Health Benefit Plan except as permitted under 211 CMR 66.00.(3) No Health Benefit Plan issued to Eligible Individuals, Eligible Employees, or Eligible Dependents may include preexisting condition provisions that exclude coverage.(4) No Health Benefit Plan may include waiting periods.Amended by Mass Register Issue 1349, eff. 10/6/2017.Amended by Mass Register Issue 1487, eff. 1/20/2023.