This guide provides step-by-step support to public bodies required to carry out HIAs under the HIA regulations in Wales. The Guide: • Explains the legal requirements and when an HIA is needed • Sets out a clear process and steps to follow, from start to finish • Includes practical tools, templates, and examples to help ensure compliance and transparency.

This guide is designed for organisations and practitioners who wish to undertake a HIA voluntarily as part of good practice. The guide: • Encourages the proactive, best practice use of HIA to strengthen decision-making and consider inequalities • Is not limited to strategic decisions but is suitable for a range of decisions • Outlines the HIA process and flexible methods that can be tailored to projects, policies, or plans of any scale • Promotes a participatory approach by engaging with stakeholders to identify a wide range of positive and unintended negative impacts.

The Behaviourally Informed Communications Initiative launched in June 2024, with over 35 stakeholders from a range of different teams brining a piece of communication to optimise by applying behavioural science. This report includes information about how the initative was developed and delivered, including process evaluation insight from cohort attendees and two case studies.