Montana Title 33. Insurance and Insurance Companies § 33-22-904. Standards for policy provisions--rules

(1) A medicare supplement policy or certificate in force in this state may not contain benefits that duplicate benefits provided by medicare.

(2) The commissioner shall adopt reasonable rules to establish specific standards for policy provisions of medicare supplement policies and certificates. A requirement of this code relating to minimum required policy benefits, other than the minimum standards contained in this part, may not apply to medicare supplement policies and certificates. The standards are in addition to and in accordance with applicable laws of this state, including the provisions of Title 33, chapter 22, and may cover but are not limited to:

(3) The commissioner may adopt reasonable rules that prohibit policy or certificate provisions not otherwise specifically authorized by statute that, in the opinion of the commissioner, are unjust, unfair, or unfairly discriminatory to any person insured or proposed for coverage under a medicare supplement policy or certificate.

(4) Notwithstanding any other provisions of the law, a medicare supplement policy or certificate may not exclude or limit benefits for losses incurred more than 6 months from the effective date of coverage because it involved a preexisting condition. The policy or certificate may not define a preexisting condition more restrictively than a condition for which medical advice was given or treatment was recommended by or received from a physician within 6 months before the effective date of coverage.

(5) The commissioner may adopt rules necessary to conform medicare supplement policies and certificates to the requirements of federal law and federal regulations, including but not limited to rules: