- Real Decreto 367/2010, of 26th March, amending various regulations in the area of environment to adapt to Law 17/2009 of 23 November, on free access to activities and its exercising. Affects the Real Decreto 679/2006.
- Ley 25/2009, of 22nd December, amending various laws to adapt to the Law on free access to activities and exercising.
- Real Decreto 679/2006, of June 2nd, on the management of used industrial oils. Repeals Order of 28.02.1989.
- Directive 2008/98/EC, of the European Parliament and of the Council of 19th November 2008 on waste. Repeals certain directives, establishes hierarchies and defines products.
- Directive 2006/12/EC, of the European Parliament and of the Council of 5th April 2006 on waste.
- Directive 91/689/EEC, of the Council of 12th December 1991 on hazardous waste.
- Directive 75/439/EEC, of 16th June 1975 on the management of used oil.