In 1995, Korea introduced energy efficiency obligations to attain 331 GWh of energy savings per year, achieving an incremental energy savings of 0.20% per year in comparison to total fuel consumption. Electricity, natural gas and district heating used in commercial, industrial, educational, and residential sectors are covered in this policy. All public utilitie are oblidged to follow this legislation. Eligible energy efficiency measures include the use of energy efficient products. Verification of actual energy savings must be conducted by an independent third party.