ADOPTS WITH AMENDMENTS:

International Residential Code 2018 (IRC 2018)

Part I — Administrative

Part II — Definitions

Part III — Building Planning and Construction

Part IV — Energy Conservation

Part V — Mechanical

Part VI — Fuel Gas

Part VII — Plumbing

Part VIII — Electrical

Part IX — Referenced Standards

Heads up: There are no amended sections in this chapter.

2020 Minnesota Residential Code

AMENDMENT
This section has been amended at the state or city level.

1309.0010 Adoption of International Residential Code (IRC) by Reference

AMENDMENT
This section has been amended at the state or city level.

Subpart 1 Generally

AMENDMENT
This section has been amended at the state or city level.
The 2018 edition of the International Residential Code ("IRC") as promulgated by the International Code Council, Inc. ("ICC"), Washington, D.C., is incorporated by reference and made part of the Minnesota State Building Code except as qualified by the applicable provisions in Minnesota Rules, Chapter 1300, and as amended in this chapter. Portions of this publication reproduce excerpts from the 2018 IRC, International Code Council, Inc., Washington, D.C., copyright 2017, reproduced with permission, all rights reserved. The IRC is not subject to frequent change and a copy of the IRC, with amendments for use in Minnesota, is available in the office of the commissioner of labor and industry.

Subpart 1a Deleted Appendices

AMENDMENT
This section has been amended at the state or city level.
All of the IRC appendices are deleted except Appendix K and Appendix Q.

Subpart 2 Mandatory Chapters

AMENDMENT
This section has been amended at the state or city level.
The 2018 IRC Chapters 2 to 10, 44, Section P2904 of Chapter 29, Appendix K, and Appendix Q shall be administered by any municipality that has adopted the Minnesota State Building Code, except as qualified by the applicable provisions in Minnesota Rules, Chapter 1300, and as amended by this chapter.

Subpart 3 Replacement Chapters

AMENDMENT
This section has been amended at the state or city level.
The following 2018 IRC chapters are being deleted and replaced with the provisions in items A to E:
  1. Chapter 1 of the 2018 IRC is deleted and replaced as provided in Minnesota Rules, part 1309.0100, subpart 1.
  2. Chapter 11 of the 2018 IRC and any references to residential or commercial energy in this code are deleted and replaced with Minnesota Rules, Chapters 1322 and 1323, Minnesota Energy Code.
  3. Chapters 12 to 24 of the 2018 IRC and any references to mechanical matters in this code are deleted and replaced with Minnesota Rules, Chapter 1346, Minnesota Mechanical Code.
  4. Chapters 25 to 33 of the 2018 IRC and any references to plumbing in this code are deleted and replaced with Minnesota Rules, Chapter 4714, Minnesota Plumbing Code, except that Section P2904 of IRC Chapter 29 is not deleted.
  5. Chapters 34 to 43 of the 2018 IRC and references to electrical matters in this code, other than Sections R314 Smoke Alarms and R315 Carbon Monoxide Alarms, are deleted and replaced with Minnesota Rules, Chapter 1315, Minnesota Electrical Code.

Subpart 4 Repealed

AMENDMENT
This section has been amended at the state or city level.

Subpart 5 Flood Hazard or Floodproofing Provisions

AMENDMENT
This section has been amended at the state or city level.
Any flood hazard or floodproofing provisions in the IRC, and any reference to those provisions, are deleted in their entirety. Requirements for floodproofing are located in Chapter 1335, floodproofing regulations.

Subpart 6 Elevator and Platform Lift Provisions

AMENDMENT
This section has been amended at the state or city level.
Any elevator and platform lift provisions in the IRC and any reference to those provisions are deleted in their entirety. Requirements for elevators or platform lifts are located in Chapter 1307, elevators and related devices.

1309.0020 References to Other ICC Codes

AMENDMENT
This section has been amended at the state or city level.

Subpart 1 Generally

AMENDMENT
This section has been amended at the state or city level.
References to other codes and standards promulgated by the ICC in the 2018 IRC are modified in subparts 2 to 11.

Subpart 2 Building Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Building Code in this code mean the Minnesota Building Code, adopted pursuant to Minnesota Rules, Chapter 1305, and Minnesota Statutes, Section 326B.106, subdivision 1.

Subpart 3 Residential Code

AMENDMENT
This section has been amended at the state or city level.
References to the IRC in this code mean the Minnesota Residential Code, adopted under Minnesota Rules, Chapter 1309, and Minnesota Statutes, Section 326B.106, subdivision 1.

Subpart 4 Electrical Code

AMENDMENT
This section has been amended at the state or city level.
References to the ICC Electrical Code in this code mean the Minnesota Electrical Code, Minnesota Rules, Chapter 1315, adopted under Minnesota Statutes, Section 326B.35.

Subpart 5 Fuel Gas Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Fuel Gas Code in this code mean the Minnesota Mechanical Code, Minnesota Rules, Chapter 1346, adopted under Minnesota Statutes, Section 326B.106, subdivision 1.

Subpart 6 Mechanical Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Mechanical Code in this code mean the Minnesota Mechanical Code, Minnesota Rules, Chapter 1346, adopted under Minnesota Statutes, Section 326B.106, subdivision 1.

Subpart 7 Plumbing Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Plumbing Code in this code mean the Minnesota Plumbing Code, Minnesota Rules, Chapter 4714, adopted under Minnesota Statutes, Section 326B.435.

Subpart 8 Private Sewage Disposal Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Private Sewage Disposal Code in this code mean the Minnesota Pollution Control Agency's minimum standards and criteria for individual sewage treatment systems in Minnesota Rules, Chapter 7080, adopted under Minnesota Statutes, Chapters 103F, 103G, 115, and 116.

Subpart 9 Energy Conservation Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Energy Conservation Code in this code mean the Minnesota Energy Code, adopted under Minnesota Rules, Chapters 1322 and 1323.

Subpart 10 Property Maintenance Code

AMENDMENT
This section has been amended at the state or city level.
References to the International Property Maintenance Code in this code do not apply.

Subpart 11 Accessibility Code

AMENDMENT
This section has been amended at the state or city level.
References to accessibility in this code mean the Minnesota Accessibility Code, Minnesota Rules, Chapter 1341.

1309.0030 Administrative Procedure Criteria

AMENDMENT
This section has been amended at the state or city level.
Procedures relating to the administration and enforcement of this code under Minnesota Statutes, Section 326B.101, are contained in Minnesota Rules, Chapter 1300, Minnesota Building Code Administration. Minnesota Rules, Chapter 1300, governs the application of this code.

1309.0100 Chapter 1, Administration

AMENDMENT
This section has been amended at the state or city level.

Subpart 1 IRC Chapter 1

AMENDMENT
This section has been amended at the state or city level.
IRC Chapter 1 is deleted and replaced with the following:

CHAPTER 1
ADMINISTRATION


This code shall be administered according to Minnesota Rules, Chapter 1300.

Subpart 2 Existing Buildings and Structures

AMENDMENT
This section has been amended at the state or city level.
Additions, alterations, or repairs to existing buildings and structures meeting the scope of the International Residential Code shall be exempt from Minnesota Rules, Chapter 1311, Minnesota Conservation Code for Existing Buildings.

Additions, alterations, or repairs to existing one- and two- family dwellings including townhouses may be made without requiring the existing building or structure to comply with all the requirements of this code provided that any addition or alteration conforms to this code. Repairs to existing buildings or structures may be made that are nonstructural and do not adversely affect any structural member or required fire-resistive element with the same methods and materials of which the building or structure is constructed.
Exception: The installation or replacement of glass shall be as required for new installations in accordance with IRC Section R308.

Subpart 3 Transient Use

AMENDMENT
This section has been amended at the state or city level.
Buildings constructed for transient use and required to be licensed by any Minnesota state agency shall be constructed in accordance with the requirements for Group R occupancies located in Minnesota Rules, Chapter 1305.
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