1. 93/500/EEC: Council Decision of 13 September 1993 Concerning the Promotion of Renewable Energy Sources in the Community (Altener Programme) (1993) OJ L 235, 18.9.1993.
2. Act on Promoting Generation of Electricity from Renewable Energy Sources Harmonised with Sound Development of Agriculture, Forestry and Fisheries [農林漁業の健全な発展と調和のとれた再生可能エネルギー電気の発電の促進に関する法律, nōrin gyogyō no kenzen'na hatten to chōwa no toreta saisei kanō enerugī denki no hatsuden no sokushin ni kansuru hōritsu]. (2013). Act No. 81, 25.11.2013.
3. Act on Promoting the Utilisation of Sea Areas for the Development of Marine Renewable Energy Power Generation Facilities [海洋再生可能エネルギー発電設備の整備に係る海域の利用の促進に関する法律, kaiyō saisei kanō enerugī hatsuden setsubi no seibi ni kakaru kaiiki no riyō no sokushin ni kansuru hōritsu]. (2018). Act No. 89, 7.12.2018.
4. Act on the Promotion of Development and Introduction of Alternative Energy to Petroleum [石油代替エネルギーの開発及び導入の促進に関する法律, sekiyu daitai enerugī no kaihatsu oyobi dōnyū no sokushin ni kansuru hōritsu]. (1980). Act No. 71, 30.5.1980.
5. Act on Special Measures Concerning Procurement of Electricity from Renewable Energy Sources by Electricity Companies [電気事業者による再生可能エネルギー電気の調達に関する特別措置法, denki jigyō-sha ni yoru saisei kanō enerugī denki no chōtatsu ni kansuru tokubetsu sochi-hō]. (2011). Act No. 108, 30.8.2011.