Before drawing its conclusions, it engaged directly with national Parliaments on the issues raised, in particular at the Conference of Parliamentary Committees for Union Affairs of Parliaments of the EU (COSAC) meetings of 13 June 2016, where a preliminary exchange focused on procedural aspects took place, and of 11 July 2016, where a substantive discussion took place in the context of a broader debate on the social dimension of the EU.
Prieš darydama išvadas, ji užmezgė tiesioginį ryšį su nacionaliniais parlamentais, kad išspręstų kilusius klausimus, visų pirma ES parlamentų Europos reikalų komitetų konferencijos (COSAC) 2016 m.