Protocol No 2 to the Treaties on the application of the principles of subsidiarity and proportionality allows national Parliaments to issue reasoned opinions when they consider that a legislative proposal does not comply with the principle of subsidiarity.
Līguma 2. protokols par subsidiaritātes principa un proporcionalitātes principa piemērošanu ļauj valstu parlamentiem sniegt pamatotus atzinumus gadījumos, kad tie uzskata, ka tiesību akta priekšlikums neatbilst subsidiaritātes principam.