[Repealed, 19 SR 1306]
[Repealed, 39 SR 690]
IMC section 403.1 is amended to read as follows:
403.1 Ventilation system. Mechanical ventilation shall be provided by a method of supply air and return or exhaust air. The amount of supply air shall be approximately equal to the amount of return and exhaust air. The system shall not be prohibited from producing negative or positive pressure. The system to convey ventilation air shall be designed and installed in accordance with chapter 6.
IMC section 403.3 is amended to read as follows:
403.3 Outdoor air and local exhaust airflow rates. Group R-2, R-3, and R-4 occupancies three stories and less in height above grade plane shall be provided with outdoor air and local exhaust in accordance with section 401.2.2. Other buildings intended to be occupied shall be provided with outdoor air and local exhaust in accordance with section 403.3.1.
IMC sections 403.3.2 to 403.3.2.5 are deleted in their entirety.
44 SR 1085
April 22, 2020
Official Publication of the State of Minnesota
Revisor of Statutes