Section 600.330 Compliance

a) Compliance with the Illinois Energy Conservation Code as described by this Subpart C (applicable to commercial facilities) shall be determined by the local authority having jurisdiction (AHJ). Minimum compliance shall be demonstrated by submission of one of the following:

1) The compliance forms published in the ASHRAE 90.1 User's Manual; or

2) Compliance Certificates generated by the U.S. Department of Energy's COMcheck code compliance tool; or

3) Other comparable compliance materials that meet or exceed, as determined by the authority having jurisdiction, the compliance forms published in the ASHRAE 90.1 User's Manual or the U.S. Department of Energy's COMcheck code compliance tool; or

4) The seal of the architect/engineer as required by Section 14 of the Illinois Architecture Practice Act [225 ILCS 305], Section 12 of the Structural Engineering Licensing Act [225 ILCS 340] and Section 14 of the Illinois Professional Engineering Practice Act [225 ILCS 325].

b) Compliance with the Illinois Commercial Stretch Energy Code as described by this Subpart C (applicable to commercial facilities) shall be determined by the local authority having jurisdiction (AHJ). Minimum compliance shall be demonstrated by submission of one of the following:

1) Buildings certified in compliance with Passive House Institute (PHI) or Passive House Institute U.S. (PHIUS) programs; or

2) Compliance Certificates generated by the U.S. Department of Energy's COMcheck code compliance tool; or

3) The code official shall be permitted to approve specific computer software, worksheets, compliance manuals and other similar materials that meet the intent of this code; or

(Source: Amended at 48 Ill. Reg. 14276, effective January 1, 2025)