403. VENTILATION

403 VENTILATION Strike Section 403.1 of the International Property Maintenance Code in its entirety and insert new Section 403.1 in its place in the Property Maintenance Code to read as follows: 403.1 General. Every space intended for human occupancy shall be provided with natural ventilation in accordance with Section 1203.4 of the Building Code, or mechanical ventilation in accordance with the Mechanical Code. Each new dwelling unit shall be ventilated by mechanical means in accordance with Section 403 of the Mechanical Code and shall have at least one opening to the outdoors for natural ventilation of not less than 4 percent of the floor area of the habitable spaces of the dwelling unit. SOURCE: Final Rulemaking published at 67 DCR 6173 (May 29, 2020 – Part 2). The District of Columbia Property Maintenance Code (2017), referred to as the “Property Maintenance Code,” consists of the 2015 edition of the International Property Maintenance Code (International Property Maintenance Code), published by the International Code Council (ICC), as amended by the Property Maintenance Code Supplement of 2017 (12-G DCMR). The International Property Maintenance Code is copyrighted by the ICC and therefore is not republished here. However, a copy of the text may be obtained at: https://codes.iccsafe.org/public/document/toc/551/ District of Columbia Municipal Regulations Property Maintenance Code Supplement of 2017 12-G DCMR § 403