Criticism of Tesco notice was given to customers and Tesco faced a huge backlash. It then delayed the change to June 2018. In 2013, as part of the 2013 meat adulteration scandal DNA tests revealed that horse meat was present in some meat products sold in Findus and ABP Food Group ready packed meals. On 7 February 2013, it was revealed by the Food Standards Agency that the Findus beef lasagne range in the UK, France and Sweden and the shepherd's pie and moussaka ranges in France contained horse meat without proper declaration or official scrutiny. The contamination may have gone on since
Tesco Ireland UK, but not doing the same in Ireland. This is putting pressure on prices in Ireland as surplus poultry meat from the UK is being dumped on the market. The Irish Advertising Standards Authority in January 2009 found that Tesco Ireland advertising was misleading. Britain's Advertising Standards Authority said a leaflet produced by Tesco Ireland Ltd, was ‘‘irresponsible’’ and breached clauses in the advertising code on substantiation and weight control in May 2010. Tesco pleaded guilty and was fined, after sending unsolicited marketing emails to a number of customers and for having a problem with the email "opt-out" option. The