U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 10Chapter IIPart 434Subpart E - Subpart E—Building Energy Cost Compliance Alternative
§ 434.501 - General.
§ 434.502 - Determination of the annual energy cost budget.
§ 434.503 - Prototype building procedure.
§ 434.504 - Use of the prototype building to determine the energy cost budget.
§ 434.505 - Reference building method.
§ 434.506 - Use of the reference building to determine the energy cost budget.
§ 434.507 - Calculation procedure and simulation tool.
§ 434.508 - Determination of the design energy consumption and design energy cost.
§ 434.509 - Compliance.
§ 434.510 - Standard calculation procedure.
§ 434.511 - Orientation and shape.
§ 434.512 - Internal loads.
§ 434.513 - Occupancy.
§ 434.514 - Lighting.
§ 434.515 - Receptacles.
§ 434.516 - Building exterior envelope.
§ 434.517 - HVAC systems and equipment.
§ 434.518 - Service water heating.
§ 434.519 - Controls.
§ 434.520 - Speculative buildings.
§ 434.521 - The simulation tool.
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