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C401.2.1 Application to Existing Buildings

NYC Energy Code 2014 > C4 Commercial Energy Efficiency > C401 General > C401.2 Application > C401.2.1 Application to Existing Buildings

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Additions, alterations and repairs to existing buildings shall comply with one of the following:

The requirements of Sections C402, C403, C404, and C405; or
The requirements of Section C407;¹ or
The requirements of ASHRAE 90.1-2010, as amended by Appendix A of the New York City Energy Conservation Code.

¹In a rehabilitation project, the building parameters for the proposed design and standard referenced design are allowed to vary. Parameters relating to unmodified existing conditions, or to any future building components shall be identical for both the proposed design and Standard referenced design, reflecting actual building conditions.

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