IECS

The purpose of the Ithaca Energy Code Supplement is to promote the public health, safety, and general welfare by establishing a local energy code supplement for all new construction, certain additions, and major renovations, with requirements above and beyond the state energy code that will become more stringent over time.

Link iconCommercial AppendixCC Permit Checklist

Link iconCommercial Net Zero Worksheet 2026 IECS 4-28-26

Link iconResidential Appendix RC Permit Checklist

Link iconResidential Net Zero Worksheet 4-28-26

Link iconTown of Ithaca's Energy Code Supplement