| Register | Certifying Officer | Mode of Authentication |
|---|---|---|
| Register of Births | Registrar-General or Deputy Registrar-General | Signature or seal of Certifying Officer |
| Register of Deaths | ditto | ditto |
| Register of Servicemen's Deaths | ditto | ditto |
| Register of Maori Births | ditto | ditto |
| Register of Maori Deaths | ditto | ditto |
| Records of Overseas Births and Deaths | ditto | ditto |
| Register of Marriages | ditto | ditto |
| Register of Overseas Marriages | ditto | ditto |
| Register of Service Marriages | ditto | ditto |