(1) There are excluded from article 25(1) and (2) arrangements under which a person accepts or is to accept, whether as principal or agent, an instrument creating or acknowledging indebtedness in respect of any loan, credit, guarantee or other similar financial accommodation or assurance which is, or is to be, made, granted or provided by that person or his principal.
(2) The reference in paragraph (1) to a person accepting an instrument includes a reference to a person becoming a party to an instrument otherwise than as a debtor or a surety.