Guidelines & Tools Health Impact Assessment Guidance - A Manual Published 2021 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download 356087129_Health_Impact_Assessment_Guidance_A_Manual en Added on: 20 May, 2025 Breadcrumb Home Resource Library Health Impact Assessment Guidance - A Manual This guidance defines Health Impact Assessment (HIA) and sets out the stages involved. It updates guidance issued by the Institute of Public Health in Ireland in 2009. It draws on best practice in impact assessment from across the island of Ireland, the UK and internationally.There are new tools for each stage of the assessment process. It is a user-friendly and practical framework to guide policymakers, commissioners and practitioners in undertaking standalone HIAs and health in environmental assessments.