Listed PR Debt Instruments. So long as the PR Debt Instruments are listed on a stock exchange, notices shall be published in accordance with the rules of that stock exchange (and without need for publication of any such notice as required under Condition 18.1 or Condition 18.2). If, and for so long as the PR Debt Instruments are listed on the Official List and admitted to trading on the Market, notices may be published via the Regulatory News Service of the London Stock Exchange at xxxxx://xxx.xxxxxxxxxxxxxxxxxxx.xxx/news?tab=news-explorer rather than publication as required under Condition 18.1 and Condition 18.2. Any such notice will be deemed to have been given on the date of the first publication.