CHAPTER 4-08
2018 INTERNATIONAL ENERGY CONSERVATION CODE

Sections:

4-08-001-0001    AMENDMENTS, ADDITIONS, AND DELETIONS

4-08-001-0001 AMENDMENTS, ADDITIONS, AND DELETIONS

The following provisions shall have the effect of either amending, adding to, or deleting from the 2018 International Energy Conservation Code (IECC) adopted in Flagstaff City Code, Title 4, Building Regulations, Chapter 4-01, Administrative Enactments, Section 4-01-001-0002, Adoption of Model Codes.

COMMERCIAL PROVISIONS

CHAPTER 1, SCOPE AND ADMINISTRATION

Section C101, Scope and General Requirements

Amend 2018 IECC, by adding Section C101.2.1, Appendices:

Provisions in the appendices shall not apply unless specifically adopted. The following Appendices are hereby adopted as part of the IECC:

APPENDIX CA - SOLAR-READY ZONE - COMMERCIAL

Section C109, Board of Appeals

Amend 2018 IECC C109.1, General, by deleting and replacing with:

In order to hear and decide appeals of orders, decisions or determinations made by the Building Official relative to the application and interpretation of this code, there shall be and is hereby created a Building and Fire Code Board of Appeals per Flagstaff City Code, Title 2, Boards and Commissions.

Amend 2018 IECC C109.3, Qualifications, by deleting in its entirety.

CHAPTER 2, DEFINITIONS

Section C202, General Definitions

Amend 2018 IECC C202, General definitions, by replacing the following definition with:

RESIDENTIAL BUILDING. For this code, includes detached one- and two-family dwellings and townhouses as well as Group R-2, R-3, and R-4 buildings three stories or less in height above grade plane or concrete podium, and without interior conditioned common entry/exit corridors. Where the building includes accessory common uses and/or commercial spaces, those portions of the building shall comply with the applicable commercial provisions of the IECC.

RESIDENTIAL PROVISIONS

CHAPTER 1, SCOPE AND ADMINISTRATION

Section Rl0l, Scope and General Requirements

Amend 2018 IECC, by adding Section Rl0l.2.1, Appendices.

Provisions in the appendices shall not apply unless specifically adopted. The following Appendices are hereby adopted as part of the IECC:

APPENDIX RA - SOLAR-READY ZONE - RESIDENTIAL

Section Rl09, Board of Appeals

Amend 2018 IECC R109.1, General, by deleting and replacing with:

In order to hear and decide appeals of orders, decisions or determinations made by the Building Official relative to the application and interpretation of this code, there shall be and is hereby created a Building and Fire Code Board of Appeals per Flagstaff City Code, Title 2, Boards and Commissions.

Amend 2018 IECC R109.3, Qualifications, by deleting in its entirety.

CHAPTER 2, DEFINITIONS

Section R202, General Definitions

Amend 2018 IECC R202, General definitions, by replacing the following definition with:

RESIDENTIAL BUILDING. For this code, includes detached one- and two-family dwellings and townhouses as well as Group R-2, R-3, and R-4 buildings three stories or less in height above grade plane or concrete podium, and without interior conditioned common entry/exit corridors. Where the building includes accessory common uses and/or commercial spaces, those portions of the building shall comply with the applicable commercial provisions of the IECC.

CHAPTER 4, RESIDENTIAL ENERGY EFFICIENCY

Section R402, Building Thermal Envelope

Amend 2018 IECC R402.1.2, Insulation and fenestration criteria, by adding the following to Table R402.l.2 as follows:

Climate Zone 5, Wood frame wall R-value: 15 high density in existing 2x4 framed walls in remodel work only.

Footnote b, Exception: Windows used for the installation of glazing for approved passive solar design.

Amend 2018 IECC R403.7, Equipment sizing and efficiency rating (Mandatory), by adding:

Furnaces installed in new construction shall be 90% condensing type furnaces. Exception: Replacement furnaces are to be voluntary 90% condensing type furnaces.

APPENDIX RA SOLAR-READY PROVISIONS - DETACHED ONE-AND TWO-FAMILY DWELLING AND TOWNHOUSES

Section RA101, Scope

Appendix RA - Amend 2018 IECC Appendix RA, RA101.1, General, by deleting and replacing with:

These provisions shall be applicable for new construction.

Section RA103, Solar-Ready Zone

Amend 2018 IECC Appendix RA, RA103.6, Interconnection pathway, by deleting in its entirety.

Amend 2018 IECC Appendix RA, RA103.7, Electrica1 service reserved space, by deleting and replacing with:

When feasible, the main electrical service panel shall have a reserved space to allow installation of a dual pole circuit breaker for future solar electric installation and shall be labeled "For Future Solar Electric." The reserved space shall be positioned at the opposite (load) end from the input feeder location or main circuit location.

(Ord. 2019-16, Amended, 06/18/2019)