This document provides horizontal rules for business-to-consumer communication including benchmarking systems that aim to inform consumers about the environmental performance of construction products, assembled systems and construction elements. This document is aimed at organizations providing business-to-consumer communication and benchmarking systems and provides guidance on how to develop business-to-consumer communication and common rules for benchmarking methodologies using EPD according to EN 15804 and following the EN 15942 communication format. Business-to-consumer communication and benchmarking methodology described in this document is based on a functional unit and cradle-to-grave assessments.