B. For the purposes of this section, "final planning" means the preparation of engineering drawings and specifications for the construction of waste treatment facilities, interceptor systems and outfalls or other facilities specifically designated in departmental rules. All proceeds from the sale of bonds for the planning of pollution abatement facilities expended under the direction and supervision of the commissioner must be segregated, apportioned and expended as provided by the Legislature. [1989, c. 890, Pt. A, §40(AFF); 1989, c. 890, Pt. B, §26(AMD).] [1989, c. 890, Pt. A, §40(AFF); 1989, c. 890, Pt. B, §26(AMD).]