Renewable Heat Incentive is a payment system for building energy-efficient homes. It was introduced in England, Scotland, and Wales on 28 November 2011. The program replaced the Low Carbon Building Programme, which was closed in 2010. The incentives are available for new and existing properties. Read on to find out more about this scheme. It has many advantages and is designed to encourage home owners to install energy-efficient heating systems. The scheme is intended to reduce household energy bills and cut carbon emissions.