This document provides guidance on monitoring and evaluation of the various aspects of planning and implementing VCT. It provides tools for the evaluation of VCT as part of a national programme, as well as VCT services at specific institutions, independent sites and services for special groups, including community-based non-governmental organizations (NGOs). It includes monitoring and evaluation of VCT services associated with the prevention of mother-to-child transmission of HIV (MTCT) and tuberculosis preventive therapy (TBPT). This document revises and adapts previous draft guidelines and incorporates relevant operational research findings.