1. Regulation of the Minister of Infrastructure and Development on the methodology for determining the energy performance of a building or part of a building and energy performance certificates of 27 February 2015 (Journal of Laws of 2015, item 376)
2. Kaniszewska A., Introduction to energy-efficient and passive construction. http://www.chronmyklimat.pl/projekty/energooszczĘdne (2013)
3. Information on legal acts of the European Union http://www.europa.eu (access:29.12.2017)
4. Information on legal acts of the European Union http://buildingsplatform.org (access:29.12.2017)
5. Data on Polish legal acts http://www.sejm.gov.pl (access: 29.12.2017)