(a) Medicare supplement insurance is an individual or group policy or certificate of accident and health insurance that is advertised, marketed or designed primarily as a supplement to reimbursements under Medicare for the hospital, medical or surgical expenses of persons eligible for Medicare. This definition is applicable regardless of whether the policy form is labeled as Medicare supplement insurance. A Medicare supplement insurance policy and certificate thereunder is governed by the rules set forth in Part 58 of this Title. The disclosure requirements for Medicare supplement insurance are set forth in sections 58.3 and 58.5 of this Title.

(b) Medicare supplement insurance shall not include: