This is the ValueSet that contains all the codes in PCT benefitBalance.category codes (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTBenefitBalanceCategoryVS) and PCT benefitBalance.category codes (http://hl7.org/fhir/us/davinci-pct/ValueSet/PCTBenefitBalanceCategoryVS). E.g. what you have to deal with if you get resources containing codes in either of them