Any mortgage broker which decides not to engage in the business of soliciting, processing, placing or negotiating mortgage loans for others, but wishes to maintain its registration as a mortgage broker may file an application to be placed on inactive status, subject to approval by the superintendent. Such approval shall be granted in the sole discretion of the superintendent. The application shall be in writing, subscribed by the applicant under penalty of perjury, and shall contain the information and documents referred to in Supervisory Procedure MB 105 of this Title as well as any other information and documents as the superintendent may require.