BG Legislation:  http://www.seea.government.bg

EU Legislation:

Energy
https://ec.europa.eu/energy/en

Energy Efficiency Directive
https://ec.europa.eu/energy/en/topics/energy-efficiency/energy-efficiency-directive

Electricity Directive
http://eur-lex.europa.eu/legal-content/EN/ALL/?uri=celex%3A32009L0072

Gas Directive 2009/73/EC
http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2009:211:0094:0136:en:PDF

Mobility and Transport
http://ec.europa.eu/transport/home_en

Green Paper – Towards a new culture for urban mobility
http://eur-lex.europa.eu/legal-content/EN/ALL/?uri=CELEX:52007DC0551

Моre documents related to EE:
http://www.eneffect.bg/ee-infocenters/legislation.htm

Financing instruments

EU Structural Funds
http://www.eufunds.bg/en/

The EU Framework Programme for Research and Innovation HORIZONT2020
http://ec.europa.eu/programmes/horizon2020/en

Black Sea Basin 2014-2020
http://blacksea-cbc.net/black-sea-basin-2014-2020/