known language This language isn't known by ISOcat. known profile This profile isn't known by ISOcat. known data type This data type isn't known by ISOcat. known rule type This rule type isn't known by ISOcat. a value has to be a simple DC Only simple DCs can be values. a PID has to be unique A PID should be unique. a PID reference should be unique within a value domain A PID reference should be unique within a value domain. 1.3 [\S](.|\n|\r)* [\S](.|\n|\r)* container complex simple [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* private candidate standard deprecated superseded [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* mandatory english language section with a name section and a definition All DCs should have an english language section with a definition and a name. [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* one language section per language Only one language section per language per DC. [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* [\S](.|\n|\r)* standardized name preferred name admitted name deprecated name superseded name [\S](.|\n|\r)* [\S](.|\n|\r)* container complex all conceptual domains should have the same data type All conceptual domains of a complex DC should have the same data type. open [\S](.|\n|\r)* for each profile there should be a profile value domain For each profile a closed DC is a member there should be a profile specific conceptual domain. closed [\S](.|\n|\r)* [\S](.|\n|\r)* one profile value domain per profile Only one profile specific conceptual domain per profile per DC. a profile value domain can only exists for a profile the DC is a member of A profile specific conceptual domain can only exist for a profile the closed DC is a member of. all simple DCs in a profile value domain should be member of that profile A simple DC used as a value in a profile specific conceptual domain should be a member of that profile. A simple DC used as a value in a profile specific conceptual domain should be a member of that profile. closed [\S](.|\n|\r)* one linguistic section per language Only one language section per language per DC. closed [\S](.|\n|\r)* a value domain of a linguistic section can't extend the closed DCs value domain A value in a linguistic section related conceptual domain should already be an allowed value in one of the closed DCs conceptual domains. constrained [\S](.|\n|\r)* [\S](.|\n|\r)* one conceptual domain per rule type Only one conceptual domain per rule type. constrained simple the parent DC of a simple DC has to be a simple DC Only simple DCs can be parent DCs. the parent DC of a simple DC can't be the same DC A simple DCs can't be its own parent. xml:lang