how did brexit change mifid ii in the u k 
post brexit the u k no longer needed to align with eu regulations including mifid ii initially the u k incorporated much of mifid ii into its law providing needed continuity and stability in its financial markets at a turbulent moment 89since amsterdam s stock market took over from london post brexit as the top trading market in the eu and u k the u k has been looking for ways to put its markets front and center in the region 10the u k s push has been toward sustainable deregulation including the so called edinburgh reforms announced in december 2022 and further proposals in december 2023 which some hoped would surgically remove all vestiges of eu rules left in its financial system 119thus far the u k s room for maneuver has not been as capacious as brexit promised given the need to prevent post 2008 backsliding and to remain aligned with global standards to engage in the global market 1012the bottom linemifid ii marked a major change in how investors in the eu buy sell and trade financial securities key policies of mifid ii include increased transparency in transactions and costs diminishing otc and dark pool trading and ending legalized conflicts of interest that potentially put clients in the hands of investment managers using them for commissions with third parties mifid ii also advanced into the newest areas of finance supplying greater scrutiny for the algorithms behind hft and bringing them in line with its requirements for transparency and fairness 