OBS_VALUE: <ul><li><a href=https://www.ofcom.org.uk/advice-for-businesses/knowing-your-rights/gen-conditions target=_blank>Ofcom General Condition 18(Last updated in  January 2016)</a></li><li><a href=https://www.ofcom.org.uk/__data/assets/pdf_file/0020/108353/final-statement-narrowband-market-review.pdf target=_blank>Wholesale Voice Markets Review 2021-26(Last updated in June 2014)</a></li></ul>