; (ii) meets such requirements as may apply to qualify for the payment of plan premiums from a health savings account under section 223 of such Code (such as age-related premiums and limitation on imposition of preexisting condition exclusions); (iii) has a provider network for covered benefits that is adequate (as determined consistent with guidelines issued by the Secretary) to ensure access to health benefits under such plan; (iv) provides for coverage of childhood immunizations without cost sharing requirements to the extent such immunizations have in effect a recommendation from the Advisory Committee on Immunization Practices of the Centers for Disease Control and Prevention with respect to the individual involved