1 Not necessary. The notarial certificate required for immigration to the United States is handled in accordance with the requirements of the state and relevant departments, so it is related to the purpose and time of going abroad.

2. Generally speaking, studying abroad requires notarization related to academic qualifications, such as diploma, degree certificate and transcript notarization; Going abroad to visit relatives requires notarization of kinship; To settle abroad, you need to provide a complete set of notarial certificates, such as birth certificate, proof of no criminal sanction, proof of marital status, etc.

3. Skilled immigrants also need to apply for notarial certificates related to their artificial skills, such as accounting certificates and Chinese academic certificates; Investment immigrants need to add notarial certificates related to their own real estate and so on. No proof of unmarried is required.