| Regulations and Guidelines pertaining to IAQ | ||||
| Regulatory Body | Country | Standard | Ventilation | CO2 (not exceeding) |
| OSHA | US | 29 CFR 1910.1033 (Proposed) |
800ppm | |
| ASHRAE | US | 62-1989 | 15 cfm/person 20 cfm/person 7 people/1000ft2 for office |
1000 ppm |
| Codes for new homes/construction | ||||
| NBCC | Canada Sweden France Japan |
0.5 AC/HR 0.5 AC/HR 0.5 AC/HR 15 cfm/person |
1000 ppm 1000 ppm 1000 ppm 1000 ppm |
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