This arm of the Bureau specializes in indoor air quality (IAQ). The aim of the department is to ensure the air of an occupied space meets the necessary IAQ guidelines for occupancy, where human health is not threatened or can be adversely affected. The services offered by the department can be performed in any indoor space, for example, office buildings and residential areas.

Current services offered by the Air Quality Department for IAQ monitoring are:

Mold: such as Aspergillus, Fusarium, Cladosporium, Chaetomium, Stachybotrys, Bipolaris, etc) Gases: oxygen (O2), carbon monoxide, carbon dioxide, sulfur dioxide, nitrogen dioxide, nitric oxide, hydrogen sulfide, ammonia, and total volatile organic compounds (TVOC). Particulate matter: PM2.5 and PM10 In the future, the department seeks to expand the services offered to outdoor air quality monitoring.