Article 1: Amendment to Implementing Regulation (EU) 2016/1800 - Commission Implementing Regulation (EU) 2018/633 of 24 April 2018 amending Implementing Regulation (EU) 2016/1800 laying down implementing technical standards with regard to the allocation of credit assessments of external credit assessment institutions to an objective scale of credit quality steps in accordance with Directive 2009/138/EC of the European Parliament and of the Council (Text with EEA relevance)