The Royal Decree on the promotion of electricity produced from renewable energy sources was adopted in July 2002 and came into force 1 July 2003. It addresses two fundamental issues: first, it sets the conditions for issuing green certificates by the federal regulator (CREG) for offshore wind energy production, and second, it states that the grid operator is obliged to buy green certificates issued anywhere in Belgium at minimum prices. IEA/IRENA Global Renewable Energy Policies and Measures Database © OECD/IEA and IRENA, [November 2020]