Article 2 of the Government's Decree No. 134/2015/ND-CP dated December 29, 2015, stipulates: Voluntary social insurance participants who are Vietnamese citizens aged full 15 years or older and not covered by compulsory social insurance. As such, you can register to participate in voluntary social insurance for the family members with the conditions above.

Procedures for voluntary social insurance participation: Contact the staff of the voluntary health insurance and social insurance collection agents of the Post Office, the People's Committee of the commune, ward or town or the staff of voluntary social insurance and health insurance collection agents of other organizations that have signed contracts to act as voluntary collection agents of health insurance and social insurance with the social insurance agency where you are residing to be consulted on payment rates and procedures for making declarations for provision and change of information of HI or SI participants under the Form TK1-TS.