Legal basis: general rules of judicial expertise procedure
Article 14 A judicial authentication institution shall examine the entrusted authentication matters and authentication materials. Belonging to the business scope of judicial authentication of this institution, the purpose of authentication is legal, and the provided authentication materials can meet the needs of authentication, and it shall be accepted. If the appraisal materials are incomplete and insufficient and cannot meet the needs of appraisal, the judicial appraisal institution may ask the client to supplement them; If it can meet the needs of identification after correction, it shall be accepted.
Article 28 A judicial authentication institution shall complete the authentication within 30 working days from the effective date of the Power of Attorney for Judicial Authentication. Identification matters involving complex, difficult, special technical problems or the identification process takes a long time, with the approval of the person in charge of the institution, the time limit for completing the identification can be extended, and the extension time limit shall generally not exceed 30 working days. If the appraisal period is extended, the client shall be informed in time. Where there is another agreement between the judicial authentication institution and the client on the time limit for authentication, such agreement shall prevail. The time required to supplement or re-extract the identification materials in the identification process is not included in the identification time limit.