each United States worker who applies for the job opportunity. (C) Review of information for deficiencies Within 7 business days of the approval of the job order, the Secretary shall review the information necessary to make a labor certification and notify the employer through the electronic platform if such information does not meet the standards for approval. Such notification shall include a description of any deficiency, and the employer shall be provided 5 business days to cure such deficiency. (D) Certification and authorization of workers Not later than 30 days before the date that labor or services are first required to be performed, the Secretary of Labor shall issue the requested labor certification if— (i) the employer has complied with the requirements for certification set forth in this section