In this Subtitle, the following words have the meanings indicated. Authority means the Revenue Authority established under Section 21A-102 of this Subtitle. Bond or bonds means revenue bonds or notes, including, without limitation, bond anticipation notes and notes in the nature of commercial paper, or other instruments, certificates, or evidences of obligation issued and sold or offered for sale by the Authority, including refunding obligations. Cost means the cost of or expense associated with: All land, property, rights, easements, franchises, and licenses or interests therein deemed necessary for any project; All labor, materials, machinery, furnishings, and equipment; Financing charges; Establishment of reserves; Interest prior to and during construction and for a reasonable period after completion of construction; Engineering, architectural, and legal services; Plans, specifications, surveys, estimates of cost and of revenues, and other expenses necessary or incident to determining the feasibility or practicality of any project; Administrative expenses; Letters or lines of credit, municipal bond insurance, or any other form of financial guaranty or surety; Working capital; and Other expenses as may be necessary or incident to the construction, reconstruction, renovation, remodeling, improvement, equipping, furnishing, maintenance, acquisition, operation, or financing or refinancing of a project, including the purchase, remodeling, renovation, or reconstruction of any existing facility acquired by the Authority as a project and placing a project in operation. County means Prince George's County, Maryland. Local law means a legislative act of the County. Project means any structure, facility, or undertaking, or any combination thereof of a similar class or character, which the Authority is authorized to construct, reconstruct, remodel, renovate, improve, equip, furnish, maintain, acquire, operate, control, regulate, finance, or refinance.