N.Y. Comp. Codes R. & Regs. tit. 20, § 19-6.2
(a) Gross income from a loan or financing lease is allocated to New York State if such income is attributable to a loan or financing lease which is located in New York State. A loan or financing lease is located where the greater portion of income-producing activity relating to the loan or financing lease occurred; provided, however:
(3) In the case of a taxpayer which is a bank holding company or a taxpayer described in subdivision (g) or (j) of section 16-2.5 of this Title, a loan or financing lease attributed by such taxpayer to a bona fide office without New York State is presumed to be properly attributed, provided that such presumption may be rebutted if the Tax Commission demonstrates that the greater portion of income-producing activity relating to the loan or financing lease did not occur without New York State.
(b)
(d) The terms solicitation, investigation, negotiation, final approval and administration are defined as follows:
(1) Solicitation. Solicitation is either active or passive.
Tax Law, § 1454