Md. Code Ann., Tax-Gen. § 8-206
(b) In computing taxable net earnings, a financial institution shall include only that part of interest derived from the trade or business, in this State, of the subsidiaries of the financial institution, if the financial institution is a holding company because its only activities are to:
Added by Acts 1988, c. 2, § 1, eff. Jan. 1, 1989.
Formerly Art. 81, § 128A.