When was the Groundwater Daughter Directive finalised?
The European Commission adopted a proposal for a new Groundwater Directive in 2003, building on the requirements of the WFD article 17.
Co-decision on the text for the new directive was reached in October 2006 and the directive was adopted on 12 December 2006. http://eur-lex.europa.eu/LexUriServ/site/en/oj/2006/l_372/l_37220061227en00190031.pdf