See also Commission notice - Guidelines on Vertical Restraints, OJ C 130, 19.05.2010, p. 1, paras 48 and 49 available at http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=uriserv:OJ.C_.2010.130.01.0001.01.ENG&toc=OJ:C:2010:130:TOC