ter or control the use or operation of a Federal building.

"Major energy using system" means any set of devices which, relative to all energy consuming devices in a Federal building, consumes a major portion of energy used in the Federal building.

"Meter" means to measure actual energy use by type over a given period of time.

"Owned" means title to the Federal building is held in fee simple.

"Preliminary energy audit" means a determination of the energy consumption characteristics of an existing Federal building, including the size, type, rate of energy consumption and major energy using systems of such building and the climate characterizing the region where such building is located. "Renewable energy sources" means sunlight, wind, geothermal, biomass, solid wastes, or other renewable sources of energy.

§ 436.32 Conduct of preliminary energy audits.

(a) This section contains the procedures for conducting preliminary energy audits of energy consumption characteristics of Federal buildings to the maximum extent practicable. With respect to a particular Federal building, the Federal agency responsible for conducting preliminary energy audits is the Federal agency having jurisdiction or control over that Federal building. A Federal agency is not required to conduct a preliminary energy audit with respect to a Federal building if it has already collected the data specified by paragraph (c) or paragraph (d) of this section. Nor is a Federal agency required to conduct a preliminary energy audit of additional individual buildings in a facility which are substantially identical to a building already audited in that facility.

(b) With respect to particular Federal buildings, special circumstances such as national security or inaccessibility may make the conduct of a preliminary energy audit impracticable. If the special circumstance is national security, the Federal agency shall provide a notice of special circumstances to the DOE in accordance with § 436.33(d)(1). Any other claims of impracticability due to special circum

stances shall be submitted to and be subject to approval by DOE under § 436.33(d)(2).

(c) Except as provided by paragraph (a) of this section, with respect to an individual Federal building, the following data shall be collected.

(1) Location;

(2) Category;

(3) Size in gross square feet;

(4) Rate of energy consumption as expressed in Btu's for the previous fiscal year by energy source as calculated in accordance with § 436.34;

(5) Major energy using systems by energy source;

(6) The number of heating and cooling degree days, or the climate zone in which the Federal building is located; and

(7) Whether the Federal building is owned or leased.

(d) Except as provided by paragraph (a) of this section, with respect to Federal buildings constituting a facility, the following data shall be collected(1) Location;

(2) The number of buildings in the facility;

(3) The category for each building; (4) The size of each building in gross square feet;

(5) The major energy using systems by energy source for each building and for the facility;

(6) The rate of energy consumption as expressed in Btu's for the previous fiscal year by energy source for all buildings in the facility as calculated in accordance with § 436.34;

(7) The number of heating and cooling degree days or the climate zone in which the facility is located; and

(8) Whether the facility is owned or leased.

(e) Each Federal agency shall audit all or a statistically valid sample of individual Federal buildings in each category of such buildings under its jurisdiction or control to determine information regarding site, building, and heat and hot water systems related to solar energy or other renewable energy source potential including

(1) An indication of whether open land, such as fields, yards and parking areas, is available within the immediate vicinity of the building which is

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not heavily shaded by tall buildings, trees or other obstructions;

(2) A statement of whether the building is located generally within an urban, suburban or rural area;

(3) An approximation of whether more than half the building's roof area or southern oriented wall surface is heavily shaded by shrubs, trees, buildings or other obstructions for more than about four hours per day; (4) The number of stories;

(5) A general description of the building's shape, such as square, rectangular, E-shaped, H-shaped or Lshaped;

(6) An indication of whether the roof is flat or pitched, and if pitched whether it has a southern orientation;

(7) Whether there are existing rooftop obstructions, such as chimneys, space conditioning equipment, water towers, mechanical rooms, stairwells or other permanent structures;

(8) An indication of the exterior material of the southern facing wall, such as masonry, wood, aluminum;

(9) An approximation of the proportion of glass area of the southern facing wall, such as less than 25 percent, 25-75 percent, more than 75 percent; and

(10) Location of primary space heating and water heating systems

(i) Whether outside of or within the building;

(ii) If within the building, whether on the ground floor, or on the roof, and

(iii) If within the building, whether centrally located, in multiple units, or a combination thereof.

§ 436.33 Reporting of audits results.

(a) The data listed under § 436.32 (c) and (d) shall be aggregated and reported on a form provided by the DOE.

(b) The schedule for submitting a report of results is as follows

(1) For individual Federal building with 30,000 gross square feet or more and for facilities with at least one building of that size, as soon as possible but in no event later than 30 days after the effective date of these rules; and

(2) For individual Federal buildings with less than 30,000 but with 1,000 or more gross square feet, and for facili

§ 436.32(e) shall be aggregated and reported by no later than May 15, 1980 on a form provided by the DOE.

(d) If with respect to particular Federal buildings, the deadlines for submission of reports under this section are infeasible, the Federal agency shall submit by the applicable deadline under paragraph (b) of this section a written application for a delay which is signed by the head of the agency, states the reasons for granting the delay, and specifies a date for reporting to the DOE. DOE shall promptly review the application and make a determination thereon.

(e) On or before 30 days after the effective date of these rules, if it is impracticable to conduct a preliminary energy audit of a Federal building under § 436.32(b), the Federal agency shall

(1) In a case of national security special circumstances, submit a notice of special circumstances by the applicable deadline stating the aggregate number of Federal buildings and gross square footage involved; and

(2) In any other case, submit a written application for a waiver which is signed by the head of the agency and states the reasons for seeking the waiver. DOE shall promptly review the application and make a determination thereon.

(f) Each agency shall retain, through FY 1985, records of the data upon which reports under this section are based.

§ 436.34 Measurement of energy.

Energy use shall be calculated using the following Btu conversion table, except that a Federal agency may use the conversion factors of a standard engineering reference manual or other reliable reference for energy sources which are not listed. For electricity and purchased steam, figures for energy use required by these rules shall reflect both of the given values in the conversion table; however, in calculating energy costs for life cycle costing purposes, only the conversion

marily energy-saving building system, including a renewable energy system, for consideration as part of the design for a new Federal building.

"Btu" means British thermal unit.

"Building energy use" means any energy use related to a Federal building principally for heating, ventilation, cooling, domestic hot water, or lighting.

"Building system" means any part of the structure of a Federal building significantly affecting building energy use, or any energy using system contributing to building energy use.

"Category" means a grouping of Federal buildings by the primary function performed in or by the building, such as office buildings, hospitals, schools, prison facilities, multi-family dwellings, storage facilities, and research and development, institutional, industrial and service buildings.

"Construction" means the erection of a new structure, or the alteration, renovation or enlargement of an existing structure, which substantially increases the gross square feet of floor space available, significantly changes its use from that existing immediately prior to the structural changes, or substantially prolongs its useful life. "DOE" means the Department of Energy.

"Energy conservation measure" means an installation or modification of an installation in a building which is primarily intended to reduce energy consumption or allow the use of a renewable energy source, including, but not limited to

(a) Insulation of the building structure and systems within the building;

(b) Storm windows and doors, multiglazed windows and doors, heat absorbing or heat reflective glazed and coated windows and door systems, additional glazing, reductions in glass area and other window and door system modifications;

(c) Automatic energy control systems;

(d) Equipment required to operate variable steam, hydraulic, and ventilating systems adjusted by automatic energy control systems;

(e) Solar space heating or cooling systems, solar electric generating systems, or any combination thereof;

(f) Solar water heating systems;

(g) Furnace or utility plant and distribution sytem modifications including

(1) Replacement burners, furnaces, boilers, or any combination thereof, which substantially increase the energy efficiency of the heating system;

(2) Devices for modifying flue openings which will increase the energy efficiency of the heating system;

(3) Electrical or mechanical furnace ignition systems which replace standing gas pilot lights; and

(4) Utility plant system conversion measures including conversion of existing oil and gas-fired boiler installations to alternative energy sources, including coal;

(h) Caulking and weatherstripping;

(i) Replacement or modification of lighting fixtures which replacement or modification increases the energy efficiency of the lighting system;

(j) Energy recovery systems; and

(k) Cogeneration systems which produce steam or forms of energy such as heat, as well as electricity for use primarily within a building or a complex of buildings.

"Energy-saving actions" means a change in operation and maintenance practices, retrofit of an alternative building system to an existing Federal building, or selection of an energysaving alternative building design for a new Federal building.

"Energy source" means non-renewable resources such as fuel oil, natural gas, liquified petroleum gas, and coal, and purchased steam or electricity generated from such nonrenewable re

sources.

"Existing Federal building” means a Federal building the construction of which was complete by November 9, 1978, or the design for which cannot be feasibly modified after the effective date of these guidelines.

"Facility" means any group of closely located buildings none of which is individually metered for all energy sources and for which the actual rate of use of all energy sources can be determined.

"Federal agency" means any Executive agency under 5 U.S.C. 105 (1970) and the United States Postal Service.

"Federal building" means any building structure, or facility which is constructed, renovated or leased or purchased in whole or in significant part for use by the United States, and which includes a heating system, a cooling system, or both.

"Fiscal year of FY" means for a given year, October 1 of the prior year through September 30 of the given year regardless of whether the Federal fiscal year actually began and ended on those dates in the given year.

"Gross square feet" means the sum of all heated or cooled floor areas enclosed in a building calculated from the outside dimensions, or from the centerline of common walls.

"Jurisdiction or control" means power or authority to direct, administer or control the use or operation of a Federal building.

"Major energy-using system" means any set of devices which, relative to all energy consuming devices in a Federal building, consumes a major portion of energy used in the Federal building.

"Maintenance" means activities undertaken in a Federal building to assure that equipment and energyusing systems operate effectively and efficiently.

"Meter" means to measure actual energy use by type over a given period of time.

"New Federal building" means any Federal building for which construction was not completed prior to November 9, 1978, and the design of which can be feasibly modified after the effective date of these Guidelines.

"Operation" means the operation of equipment and energy-using systems in a building to achieve or maintain specified levels of environmental conditions or service.

"Owned" means to hold title to the Federal building in fee simple.

"Passive Solar Energy System" means a solar energy system characterized by reliance on natural convection, conduction and radiation, and by heat collection and storage devices that are structurally integrated with the occupied space, such as storage walls, storage roof, greenhouse, atrium or sunspace, thermosyphon hot water system, reflector assemblies, shading

devices or reflective surfaces or glazings.

"Renewable energy sources" means sunlight, wind, geothermal, biomass, solid wastes, or other renewable sources of energy.

"Renewable energy system" means a building system which is specifically designed to use renewable energy sources to meet all or part of building energy use.

"Retrofit" means to install an alternative building system in an existing Federal building.

"Technical survey” means an energy survey, as defined by section 545 of the National Energy Conservation Policy Act, including a technical analysis to identify appropriate alternative building systems.

§ 436.42 Scope of buildings plans.

(a) The Buildings Plans prepared by Federal agencies under these guidelines are 10-year plans for the reduction of building energy use in Federal buildings under their jurisdiction or control Buildings Plans are to be prepared as part of the Overall Energy Management Plan required of each Federal agency under Executive Order 11912, as amended. The other part of each Overall Energy Management Plan is a General Operations Plan which covers energy conservation for all other energy use by a Federal agency including energy use in Federal buildings excluded from the Buildings Plan pursuant to § 436.42(b).

(b) Federal buildings in which a substantial amount of energy is consumed for purposes other than building energy use and is not separately metered may be excluded from the Buildings Plan. Energy use and energysaving actions for Federal buildings excluded from the Buildings Plans under this section should be included in the General Operations Plan.

(c) Information from the Buildings Plans prepared under these guidelines will be incorporated into the President's 10-year plan for energy conservation with respect to buildings owned or leased by Federal agencies under section 381(a)(2) of the Energy Policy and Conservation Act, as amended.

(d) The Buildings Plans and these guidelines provide for actions which

are expected to contribute to fulfilling the requirements of Title V, Part 3, of the National Energy Conservation Policy Act.

§ 436.43 General Information in a buildings plan.

The following general information shall be included in a Buildings Plan(a) The name and title of a senior policymaking official such as an Assistant Secretary or an Assistant Administrator who is responsible for supervising preparation, updating, and execution of the Buildings Plan;

(b) A statement describing the Federal agency's overall energy program and management objectives, as well as how they have been integrated with management objectives designed to achieve the primary mission of the Federal agency;

(c) A description of procedures to ensure effective implementation of the Buildings Plan; and

(d) A statement describing the specific actions taken to ensure compliance with the National Environmental Policy Act, as amended, and Executive Order 12088.

§ 436.44 Goals in the buildings plan.

(a) The goals calculated under this section shall be stated in the Buildings Plan and are established pursuant to Executive Order 11912, as amended. Consistent with applicable requirements for life cycle cost analyses under Subpart A of this part, each Federal agency shall aim to achieve the goals to the maximum extent practicable unless a waiver is granted under § 436.54.

(b) The overall goal of a Federal agency for owned existing Federal buildings shall be a 20 percent reduction in average energy use per gross square foot of floor area in FY 1985, from the average energy use per gross square foot of floor area of the Federal agency in FY 1975 as calculated under §§ 436.44(d) and 436.45.

(c) The overall goal of a Federal agency for owned and leased new Federal buildings shall be a 45 percent reduction in average energy use per gross square foot of floor area in FY 1985, from the average energy use per