The reference activity of National Laboratory for Feedingstuffs is conducted pursuant to Art. 45 of the Polish Feed Law of 22 July 2006 (Polish Journal of Laws,  No 134, item 1045) and Art. 33 .2 of Regulation (EC) no 882/2004 of the European Parliament and of the Council of 29 April 2004 on official controls performed to ensure the verification of compliance with feed and food law and animal health and animal welfare rules (Official Journal of the European Union L 165 of 30.04.2004, p.1).

Pursuant to the Regulation of the Ministry of Agriculture and Rural Development of 13 June 2008 on the list of national reference laboratories for the feedingstuffs testing (Polish Journal of Law No 118, item 758 of 2008), the National Laboratory for Feedingstuffs in Lublin carries out the tasks of a reference laboratory, which include testing of animal feedingstuffs in the following areas: basal nutrients, mineral components (macro- and microelements), feed additives (dietetic, technological, zootechnical, sensoric), alive insects, genetically modified products, protein materials from  microorganisms, undersirable substances of plant origin, homogeneity.

Pursuant to the Commission Regulation (EC) No 378/2005 of 4 March 2005 on detailed rules for the implementation of Regulation (EC) No 1831/2003 of the European Parliament and of the Council as regards the duties and tasks of the Community Reference Laboratory concerning applications for authorisations of feed additives (Official Journal EC L 59 of 5.03.2005), the National Laboratory for Feedingstuffs is a member of the Consortium of National Reference Laboratories.