1. By way of derogation from Article 17(1), competent authorities shall collect the data, calculate and ensure publication immediately upon their completion in accordance with the following timeframe:
(a) where the date on which financial instruments are traded for the first time on a trading venue within the Union is a date not less than 10 weeks prior to the date of application of Regulation (EU) No 600/2014, competent authorities shall publish the result of the calculations no later than four weeks prior to the date of application of Regulation (EU) No 600/2014;
(b) where the date on which financial instruments are traded for the first time on a trading venue within the Union is a date falling within the period commencing 10 weeks prior to the date of application of Regulation (EU) No 600/2014 and ending on the day preceding the date of application of Regulation (EU) No 600/2014, competent authorities shall publish the result of the calculations no later than the date of application
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