This is the ValueSet that contains all the codes in Measure Contractual Status (http://hl7.org/fhir/us/davinci-vbpr/ValueSet/measure-contractual-status) and Measure Contractual Status (http://hl7.org/fhir/us/davinci-vbpr/ValueSet/measure-contractual-status). E.g. what you have to deal with if you get resources containing codes in either of them