In today’s post, the focus will once again be on the massive retailer Tesco, with news this time relating to a potentially record-breaking claim making its way up the legal ladder. We looked on Tuesday at the protracted fraud case involving Tesco executives , which subsequently collapsed, but today the retailer is making the headlines as part of a concerted legal push against a number of the top supermarkets in the U.K., all on the same basis. In this post we will assess the particulars of the claim, and look at the potential effects for the retailer, and the sector moreover. On a number of occasions here in Financial Regulation Matters , we have assessed the concepts of equality and equal-pay between the genders on a number of occasions, with most posts focusing upon the lack of diversity within companies (see here , here , and here ). Today’s post however focuses on the claim from the law firm Leigh Day, acting as a representative for potentially more than 200,000 Tesco staff,