Section 18.04.10.036 - OPEN ENROLLMENT01.Offer of Coverage.a. An issuer cannot deny or condition the issuance or effectiveness of any Medicare supplement policy or certificate available for sale in this state, nor discriminate in the pricing of a policy or certificate because of the health status, claims experience, receipt of health care, or medical condition of an applicant in the case of an application for a policy or certificate that is submitted prior to or during the six (6) month period beginning with:i. The first day of the first month in which an individual is both sixty-five (65) years of age or older and is enrolled for benefits under Medicare Part B.ii. The first day of the first month of Medicare Part B eligibility due to disability or end stage renal disease, for an individual that is both under sixty-five (65) years of age and enrolled for benefits under Medicare Part B; oriii. The first day of the first month after the individual receives written notice of retroactive enrollment under Medicare Part B due to a retroactive eligibility decision made by the Social Security Administration.b. Each Medicare supplement policy and certificate currently available from an issuer is made available to all applicants who qualify under Paragraph 036.01.a. without regard to age.02.Treatment of Preexisting Conditions.a. If an applicant qualifies under Subsection 036.01 and applies during the time period referenced in Subsection 036.01 and, as of the date of application, has had a continuous period of creditable coverage of at least six (6) months, the issuer cannot exclude benefits based on a preexisting condition.b. If the applicant qualifies under Subsection 036.01 and submits an application during the time period referenced in Subsection 036.01 and, as of the date of application, has had a continuous period of creditable coverage that is less than six (6) months, the issuer reduces the period of any preexisting condition exclusion by the aggregate of the period of creditable coverage applicable to the applicant as of the enrollment date. The Secretary specifies the manner of the reduction under this Subsection.c. Except as provided in Paragraphs 036.02.a. and 02.b., and Sections 041 and 081, nothing in this chapter prevents the exclusion of benefits under a policy, during the first six (6) months, based on a preexisting condition for which the policyholder or certificateholder received treatment or was diagnosed during the six (6) months before the coverage became effective.Idaho Admin. Code r. 18.04.10.036