Quick search by citation:

49 U.S. Code § 22405 - Substantive criteria and standards

The Secretary shall—
publish in the Federal Register and post on a website of the Department of Transportation the substantive criteria and standards used by the Secretary to determine whether to approve or disapprove applications submitted under section 22402; and
ensure that adequate procedures and guidelines are in place to permit the filing of complete applications not later than 30 days after the publication referred to in paragraph (1).