H.R. 2972: Heat is Power Act
This bill aims to give tax credits for electricity generated from excess heat, and has been introduced for the last three years. It applies to heat resources such as; exhaust heat from an industrial process, waste gas or industrial tail gas, and a pressure drop in any gas. It does not apply to resources where the primary purpose is the generation of electricity utilizing a fossil fuel. Current tax credits are available for: wind, closed-loop biomass, open-loop biomass, geothermal energy, solar energy, small irrigation power, municipal solid waste, qualified hydropower production, and marine and hydrokinetic renewable energy, as defined in 26 USC § 45 – Electricity produced from certain renewable resources, etc.