GB/T 2261.5-2003

This standard defines a coding system to classify the specific kinship relationships of individuals who are relatives of compatriots from Hong Kong, Macao, Taiwan, or overseas Chinese. It is applied in Chinese administrative systems, population registration databases, and statistical surveys to accurately record and process personal information for these specific demographic groups. The standard ensures data consistency and interoperability across government agencies, such as public security and civil affairs departments, when managing related identity documentation or social services.