A market standard database which provides critical data used to document and confirm credit derivative transactions. Markit RED legally verifies the relationship between reference entities and reference obligations which are traded in the credit default swap market, also known as pairs. The most liquid reference obligations are flagged as the market standard RED 'preferred' and are widely used for electronic trading, matching and clearing. Markit RED has been further developed to support the growth in trading Loans Credit Default Swaps Market (LCDS) by providing transparent reference data. Markit RED verifies the reference entities, credit agreements and loan facilities used as reference obligations in the LCDS market.