mortgage related security
(41) The term “mortgage related security” means a security that meets standards of credit-worthiness as established by the Commission, and either: (A) represents ownership of one or more promissory notes or certificates of interest or participation in such notes (including any rights designed to assure servicing of, or the receipt or timeliness of receipt by the holders of such notes, certificates, or participations of amounts payable under, such notes, certificates, or participations), which notes: (i) are directly secured by a first lien on a single parcel of real estate, including stock allocated to a dwelling unit in a residential cooperative housing corporation, upon which is located a dwelling or mixed residential and commercial structure, on a residential manufactured home as defined in section 5402(6) of title 42 , whether such manufactured home is considered real or personal property under the laws of the State in which it is to be located, or on one or more parcels of real estate upon which is located one or more commercial structures; and (ii) were originated by a savings and loan association, savings bank, commercial bank, credit union, insurance company, or similar institution which is supervised and examined by a Federal or State authority, or by a mortgagee approved by the Secretary of Housing and Urban Development pursuant to sections 1709 and 1715b of title 12, or, where such notes involve a lien on the manufactured home, by any such institution or by any financial institution approved for insurance by the Secretary of Housing and Urban Development pursuant to section 1703 of title 12 ; or (B) is secured by one or more promissory notes or certificates of interest or participations in such notes (with or without recourse to the issuer thereof) and, by its terms, provides for payments of principal in relation to payments, or reasonable projections of payments, on notes meeting the requirements of subparagraphs (A)(i) and (ii) or certificates of interest or participations in promissory notes meeting such requirements. For the purpose of this paragraph, the term “promissory note”, when used in connection with a manufactured home, shall also include a loan, advance, or credit sale as evidence by a retail installment sales contract or other instrument.