Guidelines & Tools Air Quality Benefits Assessment Tool (AQBAT) Published 2020 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download air-quality-benefits-assessment-tool-aqbat en Added on: 20 May, 2025 Breadcrumb Home Resource Library Air Quality Benefits Assessment Tool (AQBAT) The Air Quality Benefits Assessment Tool (AQBAT) is a computer application developed by Health Canada which is designed to estimate the human health impacts of changes in Canada’s ambient air quality. It is used to estimate the benefits (positive impacts) or damages (negative impacts) of proposed regulatory initiatives related to outdoor air quality as mandated by the Treasury Board Cabinet Directive on Regulatory Management.