Any national Parliament or any chamber of a national Parliament may, within six weeks from the date of transmission of a draft European legislative act, send to the Presidents of the European Parliament, the Council and the Commission a reasoned opinion stating why it considers that the draft in question does not comply with the principle of subsidiarity.
Féadfaidh aon Pharlaimint náisiúnta nó aon seomra de chuid Parlaiminte náisiúnta, laistigh de shé seachtaine ó dháta an Coimisiún a dhréachtghníomh reachtacha chur chuici nó chuige, tuairim réasúnaithe a chur chuig Uachtarán Pharlaimint na hEorpa, Uachtarán na Comhairle agus Uachtarán an Choimisiúin á rá cad chuige a mheasann sé nó sí nach gcomhlíonann an dréacht i gceist prionsabal na coimhdeachta.