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Subpart 1.


IRC Section R202 is amended by modifying the following definitions:


SINGLE-FAMILY. Any building that contains one dwelling unit used, intended, or designed to be built, used, rented, leased, let or hired out to be occupied, or occupied for living purposes.

TWO-FAMILY. Any building that contains two separate dwelling units with separation either horizontal or vertical on one lot that is used, intended, or designed to be built, used, rented, leased, let or hired out to be occupied, or occupied for living purposes.

TOWNHOUSE. A single-family dwelling unit constructed in a group of two or more attached units in which each unit extends from the foundation to the roof and having open space on at least two sides of each unit. Each single-family dwelling unit shall be considered to be a separate building. Separate building service utilities shall be provided to each single-family dwelling unit when required by other chapters of the State Building Code.

Subp. 2.

Additional definitions.

IRC section R202 is amended by adding the following definitions:

APPROVED. "Approved" means approval by the building official, pursuant to the Minnesota State Building Code, by reason of:

a. inspection, investigation, or testing;

b. accepted principles;

c. computer simulations;

d. research reports; or

e. testing performed by either a licensed engineer or by a locally or nationally recognized testing laboratory.

CODE. For purposes of this chapter, "the code" or "this code" means the Minnesota Residential Code, Minnesota Rules, chapter 1309.

CRAWL SPACE. Areas or rooms with less than 6 feet 4 inches (1931 mm) ceiling height measured to the finished floor or grade below.

FLASHING. Approved corrosion-resistive material provided in such a manner as to deflect and resist entry of water into the construction assembly.

FLOOR AREA. The calculated square footage of the floor within the inside perimeter of the exterior walls of the building under consideration without deduction for hallways, stairways, closets, the thickness of interior walls, columns, or other features.

KICK-OUT FLASHING. Flashing used to divert water where the lower portion of a sloped roof stops within the plane of an intersecting wall cladding.


IRC-1 - Single-family dwelling

IRC-2 - Two-family dwellings

IRC-3 - Townhouses

IRC-4 - Accessory structures:

a. Garages;

b. Storage sheds; and

c. Similar structures.

SILL HEIGHT. The lowest part of the window opening of an operable window measured from the finished floor.

TRANSIENT. Occupancy of a dwelling unit or sleeping unit for not more than 30 days.

WATERPROOFING. Treatment of a surface or structure located below grade to resist the passage of water in liquid form, under hydrostatic pressure that bridges nonstructural cracks.

Statutory Authority:

MS s 16B.59; 16B.61; 16B.64; 326B.02; 326B.101; 326B.106; 326B.13


27 SR 1475; 32 SR 12; L 2007 c 140 art 4 s 61; art 13 s 4; 39 SR 91; 44 SR 764

Published Electronically:

March 31, 2020

Official Publication of the State of Minnesota
Revisor of Statutes