Sec. 64.081. REQUIRED INVESTMENTS. An association shall maintain in the association's portfolio not less than 15 percent of the association's deposits from its local service area designated under Section 64.082 in: (1) first and second lien residential mortgage loans or foreclosed residential mortgage loans originated in the association's local service area; (2) home improvement loans; (3) interim residential construction loans; (4) mortgage-backed securities secured by loans in the association's local service area; and (5) loans for community reinvestment. Acts 1997, 75th Leg., ch. 1008, Sec. 1, eff. Sept. 1, 1997.