Section 4-801 - Definitions(a) In this subtitle the following words have the meanings indicated.(b) "Building" means:(1) any new structure with an area of at least 5,000 square feet;(2) any change to an existing structure that: (i) will add at least 10% gross floor space to the structure and has an estimated construction cost of more than $25,000; or(ii) constitutes a major renovation; or(3) any structure with an area of at least 5,000 square feet that is leased or owned by the State.(c) "Energy-consumption analysis" means an evaluation, by type and amount of energy used, of:(1) each piece of equipment that serves a building, including any piece of equipment that is used: (i) to cool the building;(ii) to heat the building; or(iii) to heat water used in the building;(2) each piece of equipment on the building site that is:(i) used to generate electricity for the building; or(ii) powered, in whole or in part, by coal, electricity, natural gas, oil, sun, or wind; and(3) each conservation measure included in the building that decreases the energy requirements of the building.(d) "Energy performance index" means a number that:(1) describes the energy requirements of a building measured at the building boundaries under defined internal and external ambient conditions over an entire seasonal cycle; and(2) is stated either: (i) per square foot of floor space in the building; or(ii) per cubic foot of occupied volume of the building.(e) "Life of the building" has the meaning established by the Department under § 4-808 of this subtitle.(f) "Life-cycle costs" means the sum of the following costs of a building: (1) the cost of initial construction;(2) the cost of all energy conservation measures;(3) the cost of operation and maintenance, including labor and materials, for the life of the building;(4) the cost, over the life of the building, of the fuel used by: (i) the equipment that controls or provides the humidity, lighting, power, temperature, and ventilation of the building; and(ii) other energy-using equipment in the building; and(5) the other costs incident to owning the building.(g) "Primary procurement unit" has the meaning provided in § 11-101 of this article.