This is the CodeSystem that contains all the codes in CH SMC - Marketing Status (http://fhir.ch/ig/ch-epl/CodeSystem/ch-SMC-marketing-status) and CH SMC - Marketing Status (http://fhir.ch/ig/ch-epl/CodeSystem/ch-SMC-marketing-status). E.g. what you have to deal with if you get resources containing codes in either of them