Seven days. According to the inquiry method, after applying for a judicial expertise certificate, a decision on whether to accept it should be made within seven working days. The judicial appraisal lottery has a fixed list of appraisal institutions. Generally, no special requirements shall be made without justifiable reasons, and the parties concerned shall not propose a new appraisal institution to participate in the lottery. After receiving the entrustment, the judicial authentication institution shall review the entrusted authentication matters, and make a timely decision on accepting the authentication entrustment that belongs to its judicial authentication business scope, the purpose of the entrusted authentication matters and the authentication requirements are legal, and the provided authentication materials are true, complete and sufficient. If the acceptance cannot be decided immediately, the time for accepting difficult, complicated or special appraisal matters can be determined through consultation with the client.