An action-oriented policy tool that provides a framework for the evaluation of policy actions at each of the key stages of the policy cycle. It includes a set of principles, procedures and mechanisms that can be applied to 1) Public health policies that comprise of a complex mix of actions, 2) Specific health policy actions (e.g. nutrition programmes in schools), 3) Non-health policies that have a potential to impact on the social determinants of health inequalities (e.g. education, employment, and agriculture sectors). It presents a conceptual model to set the formulation, implementation, monitoring and evaluation of policies and their related actions.