• Ministerial Decision No. ΥΠΕΝ/ΔΑΠΕΕΚ/18393/686 (GG 923/Β/22.02.2023)
• Ministerial Decision No. ΥΠΕΝ/ΔΑΠΕΕΚ/121503/5016 (GG 6287/Β/29.12.2021)
• Ministerial Decision No. ΥΠΕΝ/ΔΑΠΕΕΚ/74999/3024 (GG 3971/Β/30.08.2021)
• Decision of the Ministry of Environment and Energy, No.ΥΠΕΝ/ΔΑΠΕΕΚ/15084/382(ΦΕΚ Β΄ 759/05.03.2019)
• Ministerial Decision AΠΕΗΛ/Α/Φ1/οικ 175067(Greek Government Gazette Β΄1547/05.05.2017)
• Ministerial Decision AΠΕΗΛ/Α/Φ1/οικ 24461 (Greek Government Gazette Β΄3583/31.12.2014)