(a) In any mortgage or loan insurance transaction under this chapter where the Commissioner will control the mortgagor either through the ownership of corporate stock or under the provisions of a regulatory agreement, the term applicant as used in § 200.415 shall mean the mortgagor.

(b) In any transaction other than one specified in paragraph (a) of this section, the term applicant as used in § 200.415 shall mean the developer, or the builder, dealer or contractor performing the construction, repair or rehabilitation work for the property owner.