(b) The Director shall, whenever feasible, allow businesses required to be inspected pursuant to this subchapter the option of obtaining a third party inspector qualified for such activities by virtue of a certification from a nationally recognized and accredited organization; provided that the third party inspector:
(1) Is hired at the applicant’s own expense;
(2) Has obtained a valid District of Columbia license in the relevant area of expertise for which inspection authorization is sought; and
(3) Submits a sworn statement that no conflict of interest will arise with regard to the inspection of the applicant’s business.