N.Y.C. Admin. Code § 28-217.1.5: § 28-217.1.5

The owner shall hire a registered design professional to perform a structural inspection of buildings and structures subject to section 28-217.1 prior to the issuance of a permit to alter, repair, demolish or enlarge such building or structure, except that the commissioner may waive such inspection if a structural inspection of the entire building or structure has been performed within the prior year.