401.2 Ventilation required.
MC § 401.2
Habitable and occupiable spaces shall be provided with ventilation in accordance with this section.
1.Every occupiable space shall be: 1.1. Naturally ventilated in accordance with Section 402 and mechanically exhausted in accordance with Table 403.3.1.1; or 1.2. Mechanically ventilated in accordance with Section 403.
2.All habitable spaces and occupiable spaces provided with air conditioning shall be mechanically ventilated in accordance with Section 403.
3.Every habitable space shall be naturally ventilated in accordance with Section 402.
4.Every habitable space shall be mechanically ventilated if required by Section 403. Ambulatory care facilities (Group B) and Group I-2 occupancies shall be ventilated by mechanical means in accordance with Section 407.











