The Commission reports on relations with national parliaments in its annual reports

Annual report 2016 on relations between the European Commission and national Parliaments

Annual report 2015 on relations between the European Commission and national Parliaments

Annual report 2014 on relations between the European Commission and national Parliaments

Annual report 2013 on relations between the European Commission and national Parliaments

Annual report 2011 on relations between the European Commission and national Parliaments

Annual report 2010 on relations between the European Commission and national Parliaments

Annual report 2008 on relations between the European Commission and national Parliaments

Annual report 2007 on relations between the European Commission and national Parliaments

Annual report 2006 on relations between the European Commission and national Parliaments