Minnesota Administrative Code

1341.0203 A117.1 SECTION 203, ADMINISTRATION. A117.1 Section 203 is deleted in its entirety. Statutory Authority: MS s 16B.37; 16B.59 to 16B.76; 326B.101 to 326B.194 History: 32 SR 9; L 2007 c 140 art 4 s 61; art 13 s 4; L 2008 c 337 s 64 Published Electronically: February 23, 20…

1341.0402 A117.1 SECTION 402.2, COMPONENTS. A117.1 section 402.2 is amended to read as follows: 402.2 Components. All components of an accessible route shall comply with the applicable portions of this standard. Accessible building entrances shall comply with section 402.2.1. Acc…

1341.0403 A117.1 SECTION 403, WALKING SURFACES. A117.1 section 403.5 is amended to read as follows: 403.5 Clear Width. The clear width of an accessible route shall comply with Section 403.5.1, 403.5.2, 403.5.3, or 403.5.4, as applicable. 403.5.1 General. The clear width of an acc…

1341.0404 A117.1 SECTION 404, DOORS AND DOORWAYS. Subpart 1. A117.1 Section 404.3.2, Maneuvering clearances. A117.1 Section 404.3.2 is amended to read as follows: 404.3.2 Maneuvering Clearances. Maneuvering clearances at power-assisted doors shall comply with Section 404.2.3. Cle…

1341.0406 A117.1 SECTION 406, CURB RAMPS AND BLENDED TRANSITIONS. A117.1 section 406 is amended to add a section to read as follows: 406.15 Parallel curb ramps. Parallel curb ramps shall comply with Section 406.15. 406.15.1 Landing. A landing 48 inches (1,220 mm) minimum by 48 in…

1341.0407 A117.1 SECTION 407, ELEVATORS. Subpart 1. A117.1 Section 407.1, General. A117.1 Section 407.1 is amended to read as follows: 407.1 General. Elevators shall comply with Section 407 and Minnesota Rules, chapter 1307, Minnesota Elevator and Related Devices Code. Elevators …

1341.0408 A117.1 SECTION 408, LIMITED-USE/LIMITED-APPLICATION ELEVATORS. Subpart 1. A117.1 Section 408.1, General. A117.1 Section 408.1 is amended to read as follows: 408.1 General. Limited-use/limited-application elevators shall comply with Section 408 and Minnesota Rules, chapt…

1341.0409 A117.1 SECTION 409, PRIVATE RESIDENCE ELEVATORS. A117.1 section 409 is amended to read as follows: 409.1 General. Private residence elevators shall comply with section 409 and Minnesota Rules, chapter 1307, Minnesota Elevators and Related Devices. Elevator operation sha…

1341.0410 A117.1 SECTION 410, PLATFORM LIFTS. Subpart 1. A117.1 Section 410.1, General. A117.1 section 410.1 is amended to read as follows: 410.1 General. Platform lifts shall comply with section 410 and Minnesota Rules, chapter 1307, Minnesota Elevators and Related Devices. Plat…

1341.0502 A117.1 SECTION 502, PARKING SPACES. Subpart 1. A117.1 Section 502.2, Vehicle space size. A117.1 Section 502.2 is amended to read as follows: 502.2 Vehicle Space Size. Car and van parking spaces shall be 96 inches (2440 mm) minimum in width. Subp. 2. A117.1 Section 502.4…

1341.0603 A117.1 SECTION 603, TOILET AND BATHING ROOMS. Subpart 1. [Repealed, 39 SR 95] Subp. 1a. Section 603.2.2 Door swing. A117.1 section 603.2.2, exception 2 is amended to read as follows: 2. Where the room is intended for individual use, including family or assisted use, and…

1341.0604 A117.1 SECTION 604, WATER CLOSETS AND TOILET COMPARTMENTS. Subpart 1. A117.1 Section 604.3.2, Clearance depth. A117.1 section 604.3.2 is amended to read as follows: 604.3.2 Clearance depth. The depth of the clearance around the water closet shall be measured perpendicul…

1341.0606 A117.1 SECTION 606.2, CLEAR FLOOR SPACE. A117.1 Section 606.2 is amended by adding an exception to read as follows: 7. A parallel approach complying with Section 305 shall be permitted to a service sink requiring a deep bowl. Statutory Authority: MS s 16B.37; 16B.59 to …

1341.0608 A117.1 SECTION 608, SHOWER COMPARTMENTS. Subpart 1. [Repealed, 39 SR 95] Subp. 2. [Repealed, 39 SR 95] Subp. 3. [Repealed, 39 SR 95] Subp. 4. [Repealed, 39 SR 95] Subp. 5. [Repealed, 39 SR 95] Subp. 6. [Repealed, 39 SR 95] Subp. 7. [Repealed, 39 SR 95] Subp. 8. [Repeale…

1341.0609 A117.1 SECTION 609.4, POSITION OF GRAB BARS. A117.1 section 609.4.2 is amended to read as follows: 609.4.2 Position of Children's Grab Bars. At water closets primarily for children's use complying with section 604.11, grab bars shall be installed in a horizontal positio…

1341.0610 A117.1 SECTION 610, SEATS. A117.1 section 610.3, Shower compartment seats, is amended by adding an exception to read as follows: Exception: In standard roll-in type showers exceeding 36 inches (915 mm) in depth, the seat shall not be required to exceed 32 inches (815 mm…

1341.0613 A117.1 SECTION 613, ADULT CHANGING STATIONS. A117.1 chapter 6 is amended by adding a section and subsections to read as follows: SECTION 613 ADULT CHANGING STATIONS 613.1 General. Adult changing stations shall comply with Section 613.2 through 613.4. 613.2 Installation …

1341.0805 A117.1 SECTION 805, TRANSPORTATION FACILITIES. Subpart 1. A117.1 Section 805.9, Escalators. A117.1 section 805.9 is amended to read as follows: 805.9 Escalators. Where provided, escalators shall comply with Minnesota Rules, chapter 1307, Minnesota Elevators and Related …

1341.0902 A117.1 SECTION 902, DINING SURFACES AND WORK SURFACES. A117.1 section 902.1, exception 2, is amended to read as follows: 902.1 General. Accessible dining surfaces and work surfaces shall comply with Section 902. Exceptions: 1. Dining surfaces and work surfaces primarily…

1341.0904 A117.1 SECTION 904, SALES AND SERVICE COUNTERS. Subpart 1. A117.1 section 904.2, Approach. A117.1 section 904.2 is amended to read as follows: 904.2 Approach. All portions of counters required to be accessible shall be located where transactions or services are customar…

1341.1004 A117.1 SECTION 1004, TYPE B UNITS. Subpart 1. A117.1 Section 1004.4.2, Changes in level. A117.1 section 1004.4.2 is amended to read as follows: 1004.4.2 Changes in Level. Changes in level shall comply with section 303. Exception: Where exterior deck, patio, or balcony s…

1341.1005 [Renumbered 1341.1006] Published Electronically: January 27, 2015

1341.1006 A117.1 SECTION 1006.6.1, PUBLIC OR COMMON-USE INTERFACE. A117.1 Section 1006.6.1 is amended to read as follows: 1006.6.1 Public or Common-Use Interface. The public or common-use system interface shall include the capability of supporting voice and TTY communication with…

1346.0050 TITLE; INCORPORATION BY REFERENCE. Parts 1346.0050 to 1346.1606 are known and may be cited as the "Minnesota Mechanical Code." Chapters 2 to 15 of the 2018 edition of the International Mechanical Code ("IMC"), promulgated by the International Code Council, Inc., Washing…

1346.0060 REFERENCES TO OTHER INTERNATIONAL CODE COUNCIL (ICC) CODES. Subpart 1. General. References to other codes and standards promulgated by the International Code Council in the IMC and IFGC are modified in subparts 2 to 11. Subp. 2. Building code. References to the Internat…

1346.0101 SCOPE. This code shall regulate the design, installation, maintenance, alteration, and inspection of mechanical systems that are permanently installed and utilized to provide control of environmental conditions and related processes within buildings. Fuel gas piping sys…

1346.0102 EXISTING INSTALLATIONS. Except as otherwise provided for in this chapter, a provision in this code shall not require the removal, alteration, or abandonment of, nor prevent the continued utilization and maintenance of, a mechanical system lawfully in existence at the ti…

1346.0103 MAINTENANCE. Mechanical systems, both existing and new, and parts of those systems, shall be maintained in proper operating condition in accordance with the original design and in a safe and sanitary condition. Devices or safeguards which are required by this code shall…

1346.0104 ADDITIONS, ALTERATIONS, RENOVATIONS, OR REPAIRS. Additions, alterations, renovations, or repairs to a mechanical system shall conform to this code for a new mechanical system without requiring the remainder of the existing mechanical system to comply with all of the req…

1346.0105 WORK EXEMPT FROM PERMIT. Work performed under this code shall be exempted from a permit in accordance with Minnesota Rules, chapter 1300. Statutory Authority: MS s 16B.59; 16B.61; 16B.64; 326B.02; 326B.101; 326B.106; 326B.13 History: 29 SR 299; L 2007 c 140 art 4 s 61; …

1346.0106 REQUIRED INSPECTIONS. The building official, upon notification from the permit holder or the permit holder's agent, shall make the following inspections and other such inspections as necessary, and shall either release that portion of the construction or shall notify th…

1346.0109 AUTHORITY TO ORDER DISCONNECTION OF ENERGY SOURCES. The building official shall have the authority to order disconnection of energy sources supplied to a building, structure, or mechanical system regulated by this code, when it is determined that the mechanical system o…

1346.0110 CONNECTION AFTER ORDER TO DISCONNECT. A person shall not make energy source connections to mechanical systems regulated by this code which have been: 1. disconnected; or 2. ordered to be disconnected by the building official; or 3. the use of which has been ordered to b…

1346.0202 SECTION 202 GENERAL DEFINITIONS. Subpart 1. Section 202; Adding or amending definitions. IMC section 202 is amended by adding or amending the following definitions: APPROVED. "Approved" means approval by the building official, pursuant to the Minnesota State Building Co…

1346.0301 SECTION 301 GENERAL. IMC section 301.7 is amended to read as follows: 301.7 Listed and labeled. Appliances regulated by this code shall be listed and labeled to an appropriate standard by a nationally recognized testing laboratory which is qualified to evaluate the appl…

1346.0303 SECTION 303 EQUIPMENT AND APPLIANCE LOCATION. IMC section 303.8 is deleted in its entirety. Statutory Authority: MS s 326B.02; 326B.101; 326B.106 History: 44 SR 1085 Published Electronically: April 22, 2020

1346.0306 SECTION 306 ACCESS AND SERVICE SPACE. Subpart 1. Section 306.5, Mechanical equipment and appliances on roofs or elevated structures. IMC section 306.5 is amended to read as follows: 306.5 Mechanical equipment and appliances on roofs or elevated structures. Where mechani…

1346.0307 SECTION 307 CONDENSATE DISPOSAL. IMC section 307.3 is deleted in its entirety. Statutory Authority: MS s 326B.02; 326B.101; 326B.106 History: 44 SR 1085 Published Electronically: April 22, 2020

1346.0309 SECTION 309 TEMPERATURE CONTROL. IMC section 309 is amended by adding a section and subsections to read as follows: 309.2 Balancing. All mechanical ventilation and hydronic systems shall be capable of being balanced in accordance with this section. 309.2.1 Mechanical ve…

1346.0313 SECTION 313 CARBON MONOXIDE ALARMS. The IMC is amended by adding a section to read as follows: 313.1 General. Carbon monoxide alarms shall be installed in new and existing rooms containing a fuel-burning appliance that is utilized to control environmental conditions and…

1346.0401 SECTION 401 GENERAL. Subpart 1. Section 401.2. IMC section 401.2, Ventilation required, is amended and subsections added to read as follows: 401.2 Ventilation required. Every occupied space other than buildings constructed in accordance with the IRC and Group R-2, R-3, …

1346.0404 SECTION 404 GARAGES. Subpart 1. Section 404.1. IMC section 404.1 is amended to read as follows: 404.1 Enclosed parking garages. Mechanical ventilation systems for enclosed parking garages shall operate automatically upon detection of certain gas concentrations. Enclosed…

1346.0501 SECTION 501 GENERAL. Subpart 1. Section 501.3. IMC section 501.3 is amended to read as follows: 501.3 Exhaust discharge. The air removed by every mechanical exhaust system shall be discharged outdoors at a point where it will not cause a nuisance and not less than the d…

1346.0502 REQUIRED SYSTEMS. IMC section 502.14 is amended by adding exception 4 to read as follows: 4. A source capture system is not required for any engine repair stall having an exhaust pipe extension duct less than 10 feet (3048 mm) in length, connected directly to the motor …

1346.0505 SECTION 505 DOMESTIC KITCHEN EXHAUST APPLIANCES. IMC section 505.2 is amended to read as follows: 505.2 Domestic cooking exhaust. Where domestic cooking exhaust equipment is provided, it shall comply with the following as applicable: 1. The fan for overhead range hoods …

1346.0506 SECTION 506 COMMERCIAL KITCHEN HOOD VENTILATION SYSTEM DUCTS AND EXHAUST EQUIPMENT. Subpart 1. Section 506.3. IMC section 506.3 and all subsections are deleted in their entirety and replaced with the following: 506.3 Ducts serving Type I hoods. Commercial kitchen exhaus…

1346.0507 SECTION 507 COMMERCIAL KITCHEN HOODS. Subpart 1. Section 507.1. IMC section 507.1 and all subsections are deleted in their entirety and replaced with the following: 507.1 General. Commercial kitchen exhaust hoods shall comply with the requirements of this section. 507.1…